(PrC3H2O8)3(CH2)6NCH2(CH2)3CH2C4NH8C3NH6 crystallizes in the triclinic P-1 space group. The structure consists of twelve 02329_fluka molecules; two n,n-diethylmethylamine molecules; two n,n-dimethylethylamine molecules; and two trimethylamine molecules inside a PrC3H2O8 framework. In the PrC3H2O8 framework, there are three inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 9-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), one O(6), one O(7), and two equivalent O(8) atoms. The Pr(1)-O(1) bond length is 2.52 Å. The Pr(1)-O(2) bond length is 2.51 Å. The Pr(1)-O(3) bond length is 2.58 Å. The Pr(1)-O(4) bond length is 2.42 Å. The Pr(1)-O(5) bond length is 2.55 Å. The Pr(1)-O(6) bond length is 2.49 Å. The Pr(1)-O(7) bond length is 2.51 Å. There is one shorter (2.46 Å) and one longer (2.58 Å) Pr(1)-O(8) bond length. In the second Pr site, Pr(2) is bonded in a 9-coordinate geometry to one O(10), one O(11), one O(12), one O(13), one O(14), one O(15), one O(24), and two equivalent O(9) atoms. The Pr(2)-O(10) bond length is 2.52 Å. The Pr(2)-O(11) bond length is 2.50 Å. The Pr(2)-O(12) bond length is 2.69 Å. The Pr(2)-O(13) bond length is 2.54 Å. The Pr(2)-O(14) bond length is 2.51 Å. The Pr(2)-O(15) bond length is 2.50 Å. The Pr(2)-O(24) bond length is 2.39 Å. There is one shorter (2.48 Å) and one longer (2.54 Å) Pr(2)-O(9) bond length. In the third Pr site, Pr(3) is bonded in a 9-coordinate geometry to one O(16), one O(17), one O(18), one O(19), one O(20), one O(21), one O(22), and two equivalent O(23) atoms. The Pr(3)-O(16) bond length is 2.48 Å. The Pr(3)-O(17) bond length is 2.40 Å. The Pr(3)-O(18) bond length is 2.50 Å. The Pr(3)-O(19) bond length is 2.61 Å. The Pr(3)-O(20) bond length is 2.54 Å. The Pr(3)-O(21) bond length is 2.53 Å. The Pr(3)-O(22) bond length is 2.49 Å. There is one shorter (2.46 Å) and one longer (2.54 Å) Pr(3)-O(23) bond length. There are nine inequivalent C sites. In the first C site, C(3) is bonded in a distorted bent 120 degrees geometry to one O(18) and one O(21) atom. The C(3)-O(18) bond length is 1.25 Å. The C(3)-O(21) bond length is 1.25 Å. In the second C site, C(4) is bonded in a distorted bent 120 degrees geometry to one O(1) and one O(17) atom. The C(4)-O(1) bond length is 1.22 Å. The C(4)-O(17) bond length is 1.25 Å. In the third C site, C(9) is bonded in a distorted bent 120 degrees geometry to one O(2) and one O(7) atom. The C(9)-O(2) bond length is 1.25 Å. The C(9)-O(7) bond length is 1.25 Å. In the fourth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one O(12) and one O(9) atom. The C(12)-O(12) bond length is 1.22 Å. The C(12)-O(9) bond length is 1.28 Å. In the fifth C site, C(13) is bonded in a distorted bent 120 degrees geometry to one O(10) and one O(4) atom. The C(13)-O(10) bond length is 1.24 Å. The C(13)-O(4) bond length is 1.26 Å. In the sixth C site, C(18) is bonded in a distorted bent 120 degrees geometry to one O(11) and one O(14) atom. The C(18)-O(11) bond length is 1.25 Å. The C(18)-O(14) bond length is 1.26 Å. In the seventh C site, C(21) is bonded in a distorted bent 120 degrees geometry to one O(19) and one O(23) atom. The C(21)-O(19) bond length is 1.24 Å. The C(21)-O(23) bond length is 1.28 Å. In the eighth C site, C(22) is bonded in a distorted bent 120 degrees geometry to one O(16) and one O(24) atom. The C(22)-O(16) bond length is 1.25 Å. The C(22)-O(24) bond length is 1.24 Å. In the ninth C site, C(27) is bonded in a distorted bent 120 degrees geometry to one O(3) and one O(8) atom. The C(27)-O(3) bond length is 1.23 Å. The C(27)-O(8) bond length is 1.29 Å. There are six inequivalent H sites. In the first H site, H(37) is bonded in a single-bond geometry to one O(5) atom. The H(37)-O(5) bond length is 0.82 Å. In the second H site, H(38) is bonded in a single-bond geometry to one O(6) atom. The H(38)-O(6) bond length is 0.82 Å. In the third H site, H(39) is bonded in a single-bond geometry to one O(13) atom. The H(39)-O(13) bond length is 0.82 Å. In the fourth H site, H(40) is bonded in a single-bond geometry to one O(15) atom. The H(40)-O(15) bond length is 0.82 Å. In the fifth H site, H(41) is bonded in a single-bond geometry to one O(20) atom. The H(41)-O(20) bond length is 0.82 Å. In the sixth H site, H(42) is bonded in a single-bond geometry to one O(22) atom. The H(42)-O(22) bond length is 0.82 Å. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Pr(1) and one C(4) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Pr(1) and one C(9) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Pr(1) and one C(27) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Pr(1) and one C(13) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Pr(1) and one H(37) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one Pr(1) and one H(38) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one Pr(1) and one C(9) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to two equivalent Pr(1) and one C(27) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to two equivalent Pr(2) and one C(12) atom. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one Pr(2) and one C(13) atom. In the eleventh O site, O(11) is bonded in a distorted single-bond geometry to one Pr(2) and one C(18) atom. In the twelfth O site, O(12) is bonded in a single-bond geometry to one Pr(2) and one C(12) atom. In the thirteenth O site, O(13) is bonded in a distorted single-bond geometry to one Pr(2) and one H(39) atom. In the fourteenth O site, O(14) is bonded in a distorted single-bond geometry to one Pr(2) and one C(18) atom. In the fifteenth O site, O(15) is bonded in a single-bond geometry to one Pr(2) and one H(40) atom. In the sixteenth O site, O(16) is bonded in a distorted single-bond geometry to one Pr(3) and one C(22) atom. In the seventeenth O site, O(17) is bonded in a distorted bent 150 degrees geometry to one Pr(3) and one C(4) atom. In the eighteenth O site, O(18) is bonded in a distorted single-bond geometry to one Pr(3) and one C(3) atom. In the nineteenth O site, O(19) is bonded in a single-bond geometry to one Pr(3) and one C(21) atom. In the twentieth O site, O(20) is bonded in a single-bond geometry to one Pr(3) and one H(41) atom. In the twenty-first O site, O(21) is bonded in a distorted single-bond geometry to one Pr(3) and one C(3) atom. In the twenty-second O site, O(22) is bonded in a single-bond geometry to one Pr(3) and one H(42) atom. In the twenty-third O site, O(23) is bonded in a distorted single-bond geometry to two equivalent Pr(3) and one C(21) atom. In the twenty-fourth O site, O(24) is bonded in a distorted bent 150 degrees geometry to one Pr(2) and one C(22) atom. Linkers: 6 [O]C(=O)CCN(CCC([O])=O)CCC([O])=O. Metal clusters: 6 [Pr]. The MOF has largest included sphere 6.93 A, density 1.54 g/cm3, surface area 3294.14 m2/g, accessible volume 0.30 cm3/g