Pr6N8O33 crystallizes in the triclinic P-1 space group. There are three inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 7-coordinate geometry to one O(1), one O(11), one O(15), one O(5), one O(6), one O(7), and one O(9) atom. In the second Pr site, Pr(2) is bonded in a 7-coordinate geometry to one O(1), one O(13), one O(16), one O(5), one O(6), one O(8), and one O(9) atom. In the third Pr site, Pr(3) is bonded in a 9-coordinate geometry to one O(1), one O(12), one O(14), one O(17), one O(2), one O(4), one O(5), one O(6), and one O(9) atom. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one O(10), one O(13), and one O(4) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one O(11), one O(2), and one O(7) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one O(14), one O(15), and one O(17) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one O(16), one O(3), and one O(8) atom. There are seventeen inequivalent O sites. In the first O site, O(1) is bonded in a trigonal non-coplanar geometry to one Pr(1), one Pr(2), and one Pr(3) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Pr(3) and one N(2) atom. In the third O site, O(3) is bonded in a single-bond geometry to one N(4) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Pr(3) and one N(1) atom. In the fifth O site, O(5) is bonded in a trigonal non-coplanar geometry to one Pr(1), one Pr(2), and one Pr(3) atom. In the sixth O site, O(6) is bonded in a trigonal non-coplanar geometry to one Pr(1), one Pr(2), and one Pr(3) atom. In the seventh O site, O(7) is bonded in a distorted L-shaped geometry to one Pr(1) and one N(2) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Pr(2) and one N(4) atom. In the ninth O site, O(9) is bonded in a trigonal non-coplanar geometry to one Pr(1), one Pr(2), and one Pr(3) atom. In the tenth O site, O(10) is bonded in a single-bond geometry to one N(1) atom. In the eleventh O site, O(11) is bonded in a distorted L-shaped geometry to one Pr(1) and one N(2) atom. In the twelfth O site, O(12) is bonded in a distorted linear geometry to two equivalent Pr(3) atoms. In the thirteenth O site, O(13) is bonded in a distorted bent 150 degrees geometry to one Pr(2) and one N(1) atom. In the fourteenth O site, O(14) is bonded in a distorted single-bond geometry to one Pr(3) and one N(3) atom. In the fifteenth O site, O(15) is bonded in a bent 120 degrees geometry to one Pr(1) and one N(3) atom. In the sixteenth O site, O(16) is bonded in a distorted water-like geometry to one Pr(2) and one N(4) atom. In the seventeenth O site, O(17) is bonded in a distorted water-like geometry to one Pr(3) and one N(3) atom.
Pr6N8O33 crystallizes in the triclinic P-1 space group. There are three inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 7-coordinate geometry to one O(1), one O(11), one O(15), one O(5), one O(6), one O(7), and one O(9) atom. The Pr(1)-O(1) bond length is 2.40 Å. The Pr(1)-O(11) bond length is 2.63 Å. The Pr(1)-O(15) bond length is 2.60 Å. The Pr(1)-O(5) bond length is 2.40 Å. The Pr(1)-O(6) bond length is 2.39 Å. The Pr(1)-O(7) bond length is 2.66 Å. The Pr(1)-O(9) bond length is 2.37 Å. In the second Pr site, Pr(2) is bonded in a 7-coordinate geometry to one O(1), one O(13), one O(16), one O(5), one O(6), one O(8), and one O(9) atom. The Pr(2)-O(1) bond length is 2.36 Å. The Pr(2)-O(13) bond length is 2.58 Å. The Pr(2)-O(16) bond length is 2.59 Å. The Pr(2)-O(5) bond length is 2.40 Å. The Pr(2)-O(6) bond length is 2.40 Å. The Pr(2)-O(8) bond length is 2.64 Å. The Pr(2)-O(9) bond length is 2.39 Å. In the third Pr site, Pr(3) is bonded in a 9-coordinate geometry to one O(1), one O(12), one O(14), one O(17), one O(2), one O(4), one O(5), one O(6), and one O(9) atom. The Pr(3)-O(1) bond length is 2.44 Å. The Pr(3)-O(12) bond length is 2.47 Å. The Pr(3)-O(14) bond length is 2.71 Å. The Pr(3)-O(17) bond length is 2.67 Å. The Pr(3)-O(2) bond length is 2.64 Å. The Pr(3)-O(4) bond length is 2.80 Å. The Pr(3)-O(5) bond length is 2.42 Å. The Pr(3)-O(6) bond length is 2.42 Å. The Pr(3)-O(9) bond length is 2.46 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one O(10), one O(13), and one O(4) atom. The N(1)-O(10) bond length is 1.24 Å. The N(1)-O(13) bond length is 1.27 Å. The N(1)-O(4) bond length is 1.26 Å. In the second N site, N(2) is bonded in a trigonal planar geometry to one O(11), one O(2), and one O(7) atom. The N(2)-O(11) bond length is 1.27 Å. The N(2)-O(2) bond length is 1.25 Å. The N(2)-O(7) bond length is 1.27 Å. In the third N site, N(3) is bonded in a trigonal planar geometry to one O(14), one O(15), and one O(17) atom. The N(3)-O(14) bond length is 1.27 Å. The N(3)-O(15) bond length is 1.27 Å. The N(3)-O(17) bond length is 1.26 Å. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one O(16), one O(3), and one O(8) atom. The N(4)-O(16) bond length is 1.29 Å. The N(4)-O(3) bond length is 1.23 Å. The N(4)-O(8) bond length is 1.28 Å. There are seventeen inequivalent O sites. In the first O site, O(1) is bonded in a trigonal non-coplanar geometry to one Pr(1), one Pr(2), and one Pr(3) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Pr(3) and one N(2) atom. In the third O site, O(3) is bonded in a single-bond geometry to one N(4) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Pr(3) and one N(1) atom. In the fifth O site, O(5) is bonded in a trigonal non-coplanar geometry to one Pr(1), one Pr(2), and one Pr(3) atom. In the sixth O site, O(6) is bonded in a trigonal non-coplanar geometry to one Pr(1), one Pr(2), and one Pr(3) atom. In the seventh O site, O(7) is bonded in a distorted L-shaped geometry to one Pr(1) and one N(2) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Pr(2) and one N(4) atom. In the ninth O site, O(9) is bonded in a trigonal non-coplanar geometry to one Pr(1), one Pr(2), and one Pr(3) atom. In the tenth O site, O(10) is bonded in a single-bond geometry to one N(1) atom. In the eleventh O site, O(11) is bonded in a distorted L-shaped geometry to one Pr(1) and one N(2) atom. In the twelfth O site, O(12) is bonded in a distorted linear geometry to two equivalent Pr(3) atoms. In the thirteenth O site, O(13) is bonded in a distorted bent 150 degrees geometry to one Pr(2) and one N(1) atom. In the fourteenth O site, O(14) is bonded in a distorted single-bond geometry to one Pr(3) and one N(3) atom. In the fifteenth O site, O(15) is bonded in a bent 120 degrees geometry to one Pr(1) and one N(3) atom. In the sixteenth O site, O(16) is bonded in a distorted water-like geometry to one Pr(2) and one N(4) atom. In the seventeenth O site, O(17) is bonded in a distorted water-like geometry to one Pr(3) and one N(3) atom.