Zn3C14P2H12(NO5)2 crystallizes in the monoclinic Cc space group. There are three inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a tetrahedral geometry to one N(1), one N(2), one O(5), and one O(6) atom. The Zn(1)-N(1) bond length is 2.03 Å. The Zn(1)-N(2) bond length is 2.03 Å. The Zn(1)-O(5) bond length is 1.96 Å. The Zn(1)-O(6) bond length is 1.98 Å. In the second Zn site, Zn(2) is bonded to one O(1), one O(2), one O(4), and one O(8) atom to form ZnO4 tetrahedra that share  a cornercorner with one P(2)CO3 tetrahedra and corners with two equivalent P(1)CO3 tetrahedra. The Zn(2)-O(1) bond length is 1.95 Å. The Zn(2)-O(2) bond length is 1.95 Å. The Zn(2)-O(4) bond length is 2.04 Å. The Zn(2)-O(8) bond length is 1.94 Å. In the third Zn site, Zn(3) is bonded to one O(10), one O(3), one O(7), and one O(9) atom to form ZnO4 tetrahedra that share  a cornercorner with one P(1)CO3 tetrahedra and corners with two equivalent P(2)CO3 tetrahedra. The Zn(3)-O(10) bond length is 1.93 Å. The Zn(3)-O(3) bond length is 1.93 Å. The Zn(3)-O(7) bond length is 2.03 Å. The Zn(3)-O(9) bond length is 1.96 Å. There are fourteen inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(2), one N(1), and one H(1) atom. The C(1)-C(2) bond length is 1.39 Å. The C(1)-N(1) bond length is 1.35 Å. The C(1)-H(1) bond length is 1.09 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(1), one C(3), and one H(2) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-H(2) bond length is 1.09 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(6) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-C(6) bond length is 1.48 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(3), one C(5), and one H(3) atom. The C(4)-C(5) bond length is 1.39 Å. The C(4)-H(3) bond length is 1.09 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(4), one N(1), and one H(4) atom. The C(5)-N(1) bond length is 1.35 Å. The C(5)-H(4) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(10), one C(3), and one C(7) atom. The C(6)-C(10) bond length is 1.40 Å. The C(6)-C(7) bond length is 1.41 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(6), one C(8), and one H(5) atom. The C(7)-C(8) bond length is 1.39 Å. The C(7)-H(5) bond length is 1.09 Å. In the eighth C site, C(8) is bonded in a distorted trigonal planar geometry to one C(7), one N(2), and one H(6) atom. The C(8)-N(2) bond length is 1.35 Å. The C(8)-H(6) bond length is 1.09 Å. In the ninth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(10), one N(2), and one H(7) atom. The C(9)-C(10) bond length is 1.39 Å. The C(9)-N(2) bond length is 1.35 Å. The C(9)-H(7) bond length is 1.09 Å. In the tenth C site, C(10) is bonded in a distorted single-bond geometry to one C(6), one C(9), and one H(8) atom. The C(10)-H(8) bond length is 1.09 Å. In the eleventh C site, C(11) is bonded in a distorted water-like geometry to one P(1), one H(10), and one H(9) atom. The C(11)-P(1) bond length is 1.82 Å. The C(11)-H(10) bond length is 1.10 Å. The C(11)-H(9) bond length is 1.09 Å. In the twelfth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one O(4) and one O(5) atom. The C(12)-O(4) bond length is 1.28 Å. The C(12)-O(5) bond length is 1.28 Å. In the thirteenth C site, C(13) is bonded in a distorted tetrahedral geometry to one P(2), one H(11), and one H(12) atom. The C(13)-P(2) bond length is 1.83 Å. The C(13)-H(11) bond length is 1.10 Å. The C(13)-H(12) bond length is 1.09 Å. In the fourteenth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one O(6) and one O(7) atom. The C(14)-O(6) bond length is 1.27 Å. The C(14)-O(7) bond length is 1.28 Å. There are two inequivalent P sites. In the first P site, P(1) is bonded to one C(11), one O(1), one O(2), and one O(3) atom to form PCO3 tetrahedra that share  a cornercorner with one Zn(3)O4 tetrahedra and corners with two equivalent Zn(2)O4 tetrahedra. The P(1)-O(1) bond length is 1.54 Å. The P(1)-O(2) bond length is 1.54 Å. The P(1)-O(3) bond length is 1.54 Å. In the second P site, P(2) is bonded to one C(13), one O(10), one O(8), and one O(9) atom to form PCO3 tetrahedra that share  a cornercorner with one Zn(2)O4 tetrahedra and corners with two equivalent Zn(3)O4 tetrahedra. The P(2)-O(10) bond length is 1.54 Å. The P(2)-O(8) bond length is 1.54 Å. The P(2)-O(9) bond length is 1.54 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Zn(1), one C(1), and one C(5) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Zn(1), one C(8), and one C(9) atom. There are twelve inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(4) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(5) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(7) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(8) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(9) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(10) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(11) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(11) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(13) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one C(13) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Zn(2) and one P(1) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Zn(2) and one P(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Zn(3) and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(12) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(12) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(14) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(14) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Zn(2) and one P(2) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Zn(3) and one P(2) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Zn(3) and one P(2) atom. Linkers: 4 [O]C(=O)CP([O])([O])=O ,2 c1cc(-c2ccncc2)ccn1. Metal clusters: 6 [Zn]. The MOF has largest included sphere 2.18 A, density 2.18 g/cm3, surface area 3349.06 m2/g, accessible volume 0.09 cm3/g