MnGa3C8P4H26(N3O8)2 crystallizes in the trigonal R3 space group. Mn(1) is bonded to one O(11), one O(2), one O(5), and one O(6) atom to form MnO4 tetrahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, and corners with two equivalent P(2)O4 tetrahedra. The Mn(1)-O(11) bond length is 1.88 Å. The Mn(1)-O(2) bond length is 1.87 Å. The Mn(1)-O(5) bond length is 1.87 Å. The Mn(1)-O(6) bond length is 1.89 Å. There are two inequivalent Ga sites. In the first Ga site, Ga(1,3) is bonded to one N(1), one N(2), one N(3), one O(1), one O(15), and one O(16) atom to form GaN3O3 octahedra that share  a cornercorner with one P(1)O4 tetrahedra and corners with two equivalent P(4)O4 tetrahedra. The Ga(1,3)-N(1) bond length is 2.07 Å. The Ga(1,3)-N(2) bond length is 2.07 Å. The Ga(1,3)-N(3) bond length is 2.05 Å. The Ga(1,3)-O(1) bond length is 1.95 Å. The Ga(1,3)-O(15) bond length is 2.00 Å. The Ga(1,3)-O(16) bond length is 1.89 Å. In the second Ga site, Ga(2) is bonded to one O(10), one O(13), one O(14), and one O(3) atom to form GaO4 tetrahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, and corners with two equivalent P(4)O4 tetrahedra. The Ga(2)-O(10) bond length is 1.87 Å. The Ga(2)-O(13) bond length is 1.87 Å. The Ga(2)-O(14) bond length is 1.89 Å. The Ga(2)-O(3) bond length is 1.88 Å. There are four inequivalent C sites. In the first C site, C(1,5) is bonded in a 3-coordinate geometry to one N(1); one H(6,19); and one H(7,20) atom. The C(1,5)-N(1) bond length is 1.49 Å. The C(1,5)-H(6,19) bond length is 1.05 Å. The C(1,5)-H(7,20) bond length is 1.07 Å. In the second C site, C(2,6) is bonded in a 3-coordinate geometry to one N(2); one H(8,21); and one H(9,22) atom. The C(2,6)-N(2) bond length is 1.48 Å. The C(2,6)-H(8,21) bond length is 1.01 Å. The C(2,6)-H(9,22) bond length is 1.01 Å. In the third C site, C(3,7) is bonded in a 3-coordinate geometry to one N(2); one H(10,23); and one H(11,24) atom. The C(3,7)-N(2) bond length is 1.45 Å. The C(3,7)-H(10,23) bond length is 1.07 Å. The C(3,7)-H(11,24) bond length is 0.95 Å. In the fourth C site, C(4,8) is bonded in a 3-coordinate geometry to one N(3); one H(12,25); and one H(13,26) atom. The C(4,8)-N(3) bond length is 1.49 Å. The C(4,8)-H(12,25) bond length is 0.99 Å. The C(4,8)-H(13,26) bond length is 1.08 Å. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form PO4 tetrahedra that share  a cornercorner with one Ga(1,3)N3O3 octahedra;  a cornercorner with one Mn(1)O4 tetrahedra; and  a cornercorner with one Ga(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 41°. The P(1)-O(1) bond length is 1.53 Å. The P(1)-O(2) bond length is 1.56 Å. The P(1)-O(3) bond length is 1.56 Å. The P(1)-O(4) bond length is 1.48 Å. In the second P site, P(2) is bonded to one O(5), one O(6), one O(7), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Ga(1,3)N3O3 octahedra and corners with two equivalent Mn(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 35-42°. The P(2)-O(5) bond length is 1.54 Å. The P(2)-O(6) bond length is 1.55 Å. The P(2)-O(7) bond length is 1.50 Å. The P(2)-O(8) bond length is 1.53 Å. In the third P site, P(3) is bonded to one O(10), one O(11), one O(12), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Ga(1,3)N3O3 octahedra;  a cornercorner with one Mn(1)O4 tetrahedra; and  a cornercorner with one Ga(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 41°. The P(3)-O(10) bond length is 1.56 Å. The P(3)-O(11) bond length is 1.56 Å. The P(3)-O(12) bond length is 1.48 Å. The P(3)-O(9) bond length is 1.53 Å. In the fourth P site, P(4) is bonded to one O(13), one O(14), one O(15), and one O(16) atom to form PO4 tetrahedra that share corners with two equivalent Ga(1,3)N3O3 octahedra and corners with two equivalent Ga(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 35-42°. The P(4)-O(13) bond length is 1.54 Å. The P(4)-O(14) bond length is 1.55 Å. The P(4)-O(15) bond length is 1.50 Å. The P(4)-O(16) bond length is 1.53 Å. There are six inequivalent N sites. In the first N site, N(4) is bonded in a 2-coordinate geometry to one Ga(1,3); one C(1,5); one H(1,14); and one H(2,15) atom. The N(4)-Ga(1,3) bond length is 2.07 Å. The N(4)-C(1,5) bond length is 1.49 Å. The N(4)-H(1,14) bond length is 0.86 Å. The N(4)-H(2,15) bond length is 1.03 Å. In the second N site, N(5) is bonded in a 4-coordinate geometry to one Ga(1,3); one C(2,6); one C(3,7); and one H(3,16) atom. The N(5)-Ga(1,3) bond length is 2.07 Å. The N(5)-C(2,6) bond length is 1.48 Å. The N(5)-C(3,7) bond length is 1.45 Å. The N(5)-H(3,16) bond length is 0.99 Å. In the third N site, N(6) is bonded in a 4-coordinate geometry to one Ga(1,3); one C(4,8); one H(4,17); and one H(5,18) atom. The N(6)-Ga(1,3) bond length is 2.05 Å. The N(6)-C(4,8) bond length is 1.49 Å. The N(6)-H(4,17) bond length is 0.93 Å. The N(6)-H(5,18) bond length is 1.05 Å. In the fourth N site, N(1) is bonded in a 2-coordinate geometry to one Ga(1,3); one C(1,5); one H(1,14); and one H(2,15) atom. The N(1)-H(1,14) bond length is 0.86 Å. The N(1)-H(2,15) bond length is 1.03 Å. In the fifth N site, N(2) is bonded in a 4-coordinate geometry to one Ga(1,3); one C(2,6); one C(3,7); and one H(3,16) atom. The N(2)-H(3,16) bond length is 0.99 Å. In the sixth N site, N(3) is bonded in a 4-coordinate geometry to one Ga(1,3); one C(4,8); one H(4,17); and one H(5,18) atom. The N(3)-H(4,17) bond length is 0.93 Å. The N(3)-H(5,18) bond length is 1.05 Å. There are thirteen inequivalent H sites. In the first H site, H(1,14) is bonded in a single-bond geometry to one N(1) atom. In the second H site, H(2,15) is bonded in a single-bond geometry to one N(1) atom. In the third H site, H(3,16) is bonded in a single-bond geometry to one N(2) atom. In the fourth H site, H(4,17) is bonded in a single-bond geometry to one N(3) atom. In the fifth H site, H(5,18) is bonded in a single-bond geometry to one N(3) atom. In the sixth H site, H(6,19) is bonded in a single-bond geometry to one C(1,5) atom. In the seventh H site, H(7,20) is bonded in a single-bond geometry to one C(1,5) atom. In the eighth H site, H(8,21) is bonded in a single-bond geometry to one C(2,6) atom. In the ninth H site, H(9,22) is bonded in a single-bond geometry to one C(2,6) atom. In the tenth H site, H(10,23) is bonded in a single-bond geometry to one C(3,7) atom. In the eleventh H site, H(11,24) is bonded in a single-bond geometry to one C(3,7) atom. In the twelfth H site, H(12,25) is bonded in a single-bond geometry to one C(4,8) atom. In the thirteenth H site, H(13,26) is bonded in a single-bond geometry to one C(4,8) atom. There are sixteen inequivalent O sites. In the first O site, O(11) is bonded in a bent 120 degrees geometry to one Mn(1) and one P(3) atom. In the second O site, O(12) is bonded in a single-bond geometry to one P(3) atom. In the third O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Ga(1,3) and one P(1) atom. In the fourth O site, O(2) is bonded in a bent 120 degrees geometry to one Mn(1) and one P(1) atom. In the fifth O site, O(3) is bonded in a bent 120 degrees geometry to one Ga(2) and one P(1) atom. In the sixth O site, O(4) is bonded in a single-bond geometry to one P(1) atom. In the seventh O site, O(5) is bonded in a bent 120 degrees geometry to one Mn(1) and one P(2) atom. In the eighth O site, O(6) is bonded in a bent 120 degrees geometry to one Mn(1) and one P(2) atom. In the ninth O site, O(7) is bonded in a bent 150 degrees geometry to one Ga(1,3) and one P(2) atom. The O(7)-Ga(1,3) bond length is 2.00 Å. In the tenth O site, O(8) is bonded in a bent 150 degrees geometry to one Ga(1,3) and one P(2) atom. The O(8)-Ga(1,3) bond length is 1.89 Å. In the eleventh O site, O(13) is bonded in a bent 120 degrees geometry to one Ga(2) and one P(4) atom. In the twelfth O site, O(14) is bonded in a bent 120 degrees geometry to one Ga(2) and one P(4) atom. In the thirteenth O site, O(15) is bonded in a bent 150 degrees geometry to one Ga(1,3) and one P(4) atom. In the fourteenth O site, O(16) is bonded in a bent 150 degrees geometry to one Ga(1,3) and one P(4) atom. In the fifteenth O site, O(10) is bonded in a bent 120 degrees geometry to one Ga(2) and one P(3) atom. In the sixteenth O site, O(9) is bonded in a bent 150 degrees geometry to one Ga(1,3) and one P(3) atom. The O(9)-Ga(1,3) bond length is 1.95 Å. Linkers: 36 [O]P([O])([O])=O ,2 NCCNCCN. Metal clusters: 9 [Mn] ,27 [Ga]. The MOF has largest included sphere 6.02 A, density 1.93 g/cm3, surface area 2921.48 m2/g, accessible volume 0.21 cm3/g