Tm7Ru2C11 is Orthorhombic Perovskite-like structured and crystallizes in the orthorhombic Cmcm space group. There are four inequivalent Tm sites. In the first Tm site, Tm(1) is bonded to two equivalent C(1), two equivalent C(2), and two equivalent C(4) atoms to form TmC6 octahedra that share corners with two equivalent C(3)Tm4RuC octahedra, corners with two equivalent C(6)Tm4RuC octahedra, and edges with two equivalent Tm(1)C6 octahedra. The corner-sharing octahedral tilt angles range from 41-61°. In the second Tm site, Tm(2) is bonded in a 9-coordinate geometry to one C(4), two equivalent C(1), two equivalent C(5), two equivalent C(6), and two equivalent C(7) atoms. In the third Tm site, Tm(3) is bonded in a 9-coordinate geometry to two equivalent C(3), two equivalent C(4), two equivalent C(7), and three equivalent C(5) atoms. In the fourth Tm site, Tm(4) is bonded in a 5-coordinate geometry to one C(2), two equivalent C(3), and two equivalent C(7) atoms. There are two inequivalent Ru sites. In the first Ru site, Ru(1) is bonded in a distorted trigonal planar geometry to one C(6) and two equivalent C(2) atoms. In the second Ru site, Ru(2) is bonded in a distorted linear geometry to two equivalent C(3) and two equivalent C(7) atoms. There are seven inequivalent C sites. In the first C site, C(1) is bonded in a 7-coordinate geometry to two equivalent Tm(1), four equivalent Tm(2), and one C(6) atom. In the second C site, C(2) is bonded to two equivalent Tm(1), two equivalent Tm(4), and two equivalent Ru(1) atoms to form CTm4Ru2 octahedra that share corners with two equivalent C(6)Tm4RuC octahedra, corners with four equivalent C(3)Tm4RuC octahedra, and edges with two equivalent C(2)Tm4Ru2 octahedra. The corner-sharing octahedral tilt angles range from 52-74°. In the third C site, C(3) is bonded to two equivalent Tm(3), two equivalent Tm(4), one Ru(2), and one C(4) atom to form CTm4RuC octahedra that share  a cornercorner with one Tm(1)C6 octahedra,  a cornercorner with one C(3)Tm4RuC octahedra, corners with two equivalent C(2)Tm4Ru2 octahedra, corners with four equivalent C(5)Tm5C octahedra,  an edgeedge with one C(5)Tm5C octahedra, and edges with two equivalent C(3)Tm4RuC octahedra. The corner-sharing octahedral tilt angles range from 0-74°. In the fourth C site, C(4) is bonded in a 5-coordinate geometry to one Tm(1), one Tm(2), two equivalent Tm(3), and one C(3) atom. In the fifth C site, C(5) is bonded to two equivalent Tm(2), three equivalent Tm(3), and one C(7) atom to form CTm5C octahedra that share corners with two equivalent C(6)Tm4RuC octahedra, corners with four equivalent C(3)Tm4RuC octahedra,  an edgeedge with one C(3)Tm4RuC octahedra,  an edgeedge with one C(6)Tm4RuC octahedra, and edges with four equivalent C(5)Tm5C octahedra. The corner-sharing octahedral tilt angles range from 14-69°. In the sixth C site, C(6) is bonded to four equivalent Tm(2), one Ru(1), and one C(1) atom to form distorted CTm4RuC octahedra that share corners with two equivalent Tm(1)C6 octahedra, corners with two equivalent C(2)Tm4Ru2 octahedra, corners with four equivalent C(5)Tm5C octahedra, edges with two equivalent C(6)Tm4RuC octahedra, and edges with two equivalent C(5)Tm5C octahedra. The corner-sharing octahedral tilt angles range from 14-52°. In the seventh C site, C(7) is bonded in a 8-coordinate geometry to two equivalent Tm(2), two equivalent Tm(3), two equivalent Tm(4), one Ru(2), and one C(5) atom.
Tm7Ru2C11 is Orthorhombic Perovskite-like structured and crystallizes in the orthorhombic Cmcm space group. There are four inequivalent Tm sites. In the first Tm site, Tm(1) is bonded to two equivalent C(1), two equivalent C(2), and two equivalent C(4) atoms to form TmC6 octahedra that share corners with two equivalent C(3)Tm4RuC octahedra, corners with two equivalent C(6)Tm4RuC octahedra, and edges with two equivalent Tm(1)C6 octahedra. The corner-sharing octahedral tilt angles range from 41-61°. Both Tm(1)-C(1) bond lengths are 2.56 Å. Both Tm(1)-C(2) bond lengths are 2.41 Å. Both Tm(1)-C(4) bond lengths are 2.54 Å. In the second Tm site, Tm(2) is bonded in a 9-coordinate geometry to one C(4), two equivalent C(1), two equivalent C(5), two equivalent C(6), and two equivalent C(7) atoms. The Tm(2)-C(4) bond length is 2.44 Å. Both Tm(2)-C(1) bond lengths are 2.70 Å. Both Tm(2)-C(5) bond lengths are 2.48 Å. Both Tm(2)-C(6) bond lengths are 2.55 Å. Both Tm(2)-C(7) bond lengths are 2.69 Å. In the third Tm site, Tm(3) is bonded in a 9-coordinate geometry to two equivalent C(3), two equivalent C(4), two equivalent C(7), and three equivalent C(5) atoms. Both Tm(3)-C(3) bond lengths are 2.52 Å. Both Tm(3)-C(4) bond lengths are 2.69 Å. Both Tm(3)-C(7) bond lengths are 2.71 Å. There is one shorter (2.33 Å) and two longer (2.45 Å) Tm(3)-C(5) bond lengths. In the fourth Tm site, Tm(4) is bonded in a 5-coordinate geometry to one C(2), two equivalent C(3), and two equivalent C(7) atoms. The Tm(4)-C(2) bond length is 2.43 Å. Both Tm(4)-C(3) bond lengths are 2.51 Å. Both Tm(4)-C(7) bond lengths are 2.54 Å. There are two inequivalent Ru sites. In the first Ru site, Ru(1) is bonded in a distorted trigonal planar geometry to one C(6) and two equivalent C(2) atoms. The Ru(1)-C(6) bond length is 1.93 Å. Both Ru(1)-C(2) bond lengths are 2.14 Å. In the second Ru site, Ru(2) is bonded in a distorted linear geometry to two equivalent C(3) and two equivalent C(7) atoms. Both Ru(2)-C(3) bond lengths are 1.99 Å. Both Ru(2)-C(7) bond lengths are 2.65 Å. There are seven inequivalent C sites. In the first C site, C(1) is bonded in a 7-coordinate geometry to two equivalent Tm(1), four equivalent Tm(2), and one C(6) atom. The C(1)-C(6) bond length is 1.33 Å. In the second C site, C(2) is bonded to two equivalent Tm(1), two equivalent Tm(4), and two equivalent Ru(1) atoms to form CTm4Ru2 octahedra that share corners with two equivalent C(6)Tm4RuC octahedra, corners with four equivalent C(3)Tm4RuC octahedra, and edges with two equivalent C(2)Tm4Ru2 octahedra. The corner-sharing octahedral tilt angles range from 52-74°. In the third C site, C(3) is bonded to two equivalent Tm(3), two equivalent Tm(4), one Ru(2), and one C(4) atom to form CTm4RuC octahedra that share  a cornercorner with one Tm(1)C6 octahedra,  a cornercorner with one C(3)Tm4RuC octahedra, corners with two equivalent C(2)Tm4Ru2 octahedra, corners with four equivalent C(5)Tm5C octahedra,  an edgeedge with one C(5)Tm5C octahedra, and edges with two equivalent C(3)Tm4RuC octahedra. The corner-sharing octahedral tilt angles range from 0-74°. The C(3)-C(4) bond length is 1.30 Å. In the fourth C site, C(4) is bonded in a 5-coordinate geometry to one Tm(1), one Tm(2), two equivalent Tm(3), and one C(3) atom. In the fifth C site, C(5) is bonded to two equivalent Tm(2), three equivalent Tm(3), and one C(7) atom to form CTm5C octahedra that share corners with two equivalent C(6)Tm4RuC octahedra, corners with four equivalent C(3)Tm4RuC octahedra,  an edgeedge with one C(3)Tm4RuC octahedra,  an edgeedge with one C(6)Tm4RuC octahedra, and edges with four equivalent C(5)Tm5C octahedra. The corner-sharing octahedral tilt angles range from 14-69°. The C(5)-C(7) bond length is 1.38 Å. In the sixth C site, C(6) is bonded to four equivalent Tm(2), one Ru(1), and one C(1) atom to form distorted CTm4RuC octahedra that share corners with two equivalent Tm(1)C6 octahedra, corners with two equivalent C(2)Tm4Ru2 octahedra, corners with four equivalent C(5)Tm5C octahedra, edges with two equivalent C(6)Tm4RuC octahedra, and edges with two equivalent C(5)Tm5C octahedra. The corner-sharing octahedral tilt angles range from 14-52°. In the seventh C site, C(7) is bonded in a 8-coordinate geometry to two equivalent Tm(2), two equivalent Tm(3), two equivalent Tm(4), one Ru(2), and one C(5) atom.