Pr2C9H6(NO6)2(CH)5 crystallizes in the monoclinic C2 space group. The structure consists of twenty 02329_fluka molecules inside a Pr2C9H6(NO6)2 framework. In the Pr2C9H6(NO6)2 framework, there are three inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 9-coordinate geometry to one N(1), one H(8), one O(1), one O(3), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Pr(1)-N(1) bond length is 2.60 Å. The Pr(1)-H(8) bond length is 2.33 Å. The Pr(1)-O(1) bond length is 2.52 Å. The Pr(1)-O(3) bond length is 2.53 Å. The Pr(1)-O(5) bond length is 2.55 Å. The Pr(1)-O(6) bond length is 2.63 Å. The Pr(1)-O(7) bond length is 2.43 Å. The Pr(1)-O(8) bond length is 2.54 Å. The Pr(1)-O(9) bond length is 2.43 Å. In the second Pr site, Pr(2) is bonded in a 5-coordinate geometry to one N(2), two equivalent O(12), and two equivalent O(2) atoms. The Pr(2)-N(2) bond length is 2.59 Å. Both Pr(2)-O(12) bond lengths are 2.53 Å. Both Pr(2)-O(2) bond lengths are 2.43 Å. In the third Pr site, Pr(3) is bonded in a 7-coordinate geometry to one N(3), two equivalent O(10), two equivalent O(11), and two equivalent O(4) atoms. The Pr(3)-N(3) bond length is 2.58 Å. Both Pr(3)-O(10) bond lengths are 2.53 Å. Both Pr(3)-O(11) bond lengths are 2.54 Å. Both Pr(3)-O(4) bond lengths are 2.42 Å. There are nine inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one O(1) and one O(2) atom. The C(1)-O(1) bond length is 1.28 Å. The C(1)-O(2) bond length is 1.25 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one N(1) atom. The C(2)-N(1) bond length is 1.34 Å. In the third C site, C(6) is bonded in a distorted single-bond geometry to one N(1) atom. The C(6)-N(1) bond length is 1.33 Å. In the fourth C site, C(7) is bonded in a distorted bent 120 degrees geometry to one O(3) and one O(4) atom. The C(7)-O(3) bond length is 1.26 Å. The C(7)-O(4) bond length is 1.27 Å. In the fifth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(9), one O(12), and one O(7) atom. The C(8)-C(9) bond length is 1.52 Å. The C(8)-O(12) bond length is 1.26 Å. The C(8)-O(7) bond length is 1.26 Å. In the sixth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(10), one C(8), and one N(2) atom. The C(9)-C(10) bond length is 1.39 Å. The C(9)-N(2) bond length is 1.34 Å. In the seventh C site, C(10) is bonded in a distorted single-bond geometry to one C(9) and one H(4) atom. The C(10)-H(4) bond length is 0.93 Å. In the eighth C site, C(12) is bonded in a distorted single-bond geometry to one N(3) atom. The C(12)-N(3) bond length is 1.35 Å. In the ninth C site, C(13) is bonded in a distorted bent 120 degrees geometry to one O(10) and one O(9) atom. The C(13)-O(10) bond length is 1.26 Å. The C(13)-O(9) bond length is 1.26 Å. There are three inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Pr(1), one C(2), and one C(6) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Pr(2) and two equivalent C(9) atoms. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Pr(3) and two equivalent C(12) atoms. There are six inequivalent H sites. In the first H site, H(4) is bonded in a single-bond geometry to one C(10) atom. In the second H site, H(6) is bonded in a single-bond geometry to one O(5) atom. The H(6)-O(5) bond length is 0.83 Å. In the third H site, H(7) is bonded in a single-bond geometry to one O(6) atom. The H(7)-O(6) bond length is 0.83 Å. In the fourth H site, H(8) is bonded in a single-bond geometry to one Pr(1) and one O(8) atom. The H(8)-O(8) bond length is 0.82 Å. In the fifth H site, H(9) is bonded in a single-bond geometry to one O(11) atom. The H(9)-O(11) bond length is 0.83 Å. In the sixth H site, H(10) is bonded in a single-bond geometry to one O(8) atom. The H(10)-O(8) bond length is 0.83 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Pr(1) and one C(1) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Pr(2) and one C(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Pr(1) and one C(7) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Pr(3) and one C(7) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Pr(1) and one H(6) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one Pr(1) and one H(7) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one Pr(1) and one C(8) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Pr(1), one H(10), and one H(8) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Pr(1) and one C(13) atom. In the tenth O site, O(10) is bonded in a distorted bent 120 degrees geometry to one Pr(3) and one C(13) atom. In the eleventh O site, O(11) is bonded in a distorted single-bond geometry to one Pr(3) and one H(9) atom. In the twelfth O site, O(12) is bonded in a distorted bent 120 degrees geometry to one Pr(2) and one C(8) atom. Linkers: 8 [O]C(=O)c1cccc(C([O])=O)n1. Metal clusters: 8 [Pr]. The MOF has largest included sphere 5.17 A, density 1.32 g/cm3, surface area 3383.10 m2/g, accessible volume 0.44 cm3/g