Mn23(BC)3 crystallizes in the trigonal R3m space group. There are ten inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a distorted trigonal non-coplanar geometry to one Mn(9) and three equivalent B(1) atoms. In the second Mn site, Mn(2) is bonded in a distorted trigonal non-coplanar geometry to one Mn(9), one B(1), and two equivalent C(1) atoms. In the third Mn site, Mn(3) is bonded in a distorted trigonal non-coplanar geometry to one Mn(10) and three equivalent C(1) atoms. In the fourth Mn site, Mn(4) is bonded in a distorted trigonal non-coplanar geometry to one Mn(10), two equivalent B(1), and one C(1) atom. In the fifth Mn site, Mn(5) is bonded in a distorted bent 150 degrees geometry to one Mn(8) and two equivalent B(1) atoms. In the sixth Mn site, Mn(6) is bonded in a distorted bent 150 degrees geometry to one Mn(8), one B(1), and one C(1) atom. In the seventh Mn site, Mn(7) is bonded in a distorted bent 150 degrees geometry to one Mn(8) and two equivalent C(1) atoms. In the eighth Mn site, Mn(8) is bonded in a 15-coordinate geometry to three equivalent Mn(5), three equivalent Mn(7), six equivalent Mn(6), and three equivalent B(1) atoms. In the ninth Mn site, Mn(9) is bonded in a distorted tetrahedral geometry to one Mn(1) and three equivalent Mn(2) atoms. In the tenth Mn site, Mn(10) is bonded in a distorted tetrahedral geometry to one Mn(3) and three equivalent Mn(4) atoms. B(1) is bonded in a 8-coordinate geometry to one Mn(1), one Mn(2), one Mn(8), two equivalent Mn(4), two equivalent Mn(5), and two equivalent Mn(6) atoms. C(1) is bonded in a 8-coordinate geometry to one Mn(3), one Mn(4), two equivalent Mn(2), two equivalent Mn(6), and two equivalent Mn(7) atoms.
Mn23(BC)3 crystallizes in the trigonal R3m space group. There are ten inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a distorted trigonal non-coplanar geometry to one Mn(9) and three equivalent B(1) atoms. The Mn(1)-Mn(9) bond length is 2.36 Å. All Mn(1)-B(1) bond lengths are 2.10 Å. In the second Mn site, Mn(2) is bonded in a distorted trigonal non-coplanar geometry to one Mn(9), one B(1), and two equivalent C(1) atoms. The Mn(2)-Mn(9) bond length is 2.38 Å. The Mn(2)-B(1) bond length is 2.12 Å. Both Mn(2)-C(1) bond lengths are 2.06 Å. In the third Mn site, Mn(3) is bonded in a distorted trigonal non-coplanar geometry to one Mn(10) and three equivalent C(1) atoms. The Mn(3)-Mn(10) bond length is 2.37 Å. All Mn(3)-C(1) bond lengths are 2.07 Å. In the fourth Mn site, Mn(4) is bonded in a distorted trigonal non-coplanar geometry to one Mn(10), two equivalent B(1), and one C(1) atom. The Mn(4)-Mn(10) bond length is 2.38 Å. Both Mn(4)-B(1) bond lengths are 2.11 Å. The Mn(4)-C(1) bond length is 2.04 Å. In the fifth Mn site, Mn(5) is bonded in a distorted bent 150 degrees geometry to one Mn(8) and two equivalent B(1) atoms. The Mn(5)-Mn(8) bond length is 2.46 Å. Both Mn(5)-B(1) bond lengths are 2.10 Å. In the sixth Mn site, Mn(6) is bonded in a distorted bent 150 degrees geometry to one Mn(8), one B(1), and one C(1) atom. The Mn(6)-Mn(8) bond length is 2.53 Å. The Mn(6)-B(1) bond length is 2.10 Å. The Mn(6)-C(1) bond length is 2.08 Å. In the seventh Mn site, Mn(7) is bonded in a distorted bent 150 degrees geometry to one Mn(8) and two equivalent C(1) atoms. The Mn(7)-Mn(8) bond length is 2.58 Å. Both Mn(7)-C(1) bond lengths are 2.09 Å. In the eighth Mn site, Mn(8) is bonded in a 15-coordinate geometry to three equivalent Mn(5), three equivalent Mn(7), six equivalent Mn(6), and three equivalent B(1) atoms. All Mn(8)-B(1) bond lengths are 2.77 Å. In the ninth Mn site, Mn(9) is bonded in a distorted tetrahedral geometry to one Mn(1) and three equivalent Mn(2) atoms. In the tenth Mn site, Mn(10) is bonded in a distorted tetrahedral geometry to one Mn(3) and three equivalent Mn(4) atoms. B(1) is bonded in a 8-coordinate geometry to one Mn(1), one Mn(2), one Mn(8), two equivalent Mn(4), two equivalent Mn(5), and two equivalent Mn(6) atoms. C(1) is bonded in a 8-coordinate geometry to one Mn(3), one Mn(4), two equivalent Mn(2), two equivalent Mn(6), and two equivalent Mn(7) atoms.