Cu2C27N3H15I2 crystallizes in the triclinic P-1 space group. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 1-coordinate geometry to one N(1), one I(2), and two equivalent I(1) atoms. The Cu(1)-N(1) bond length is 2.01 Å. The Cu(1)-I(2) bond length is 2.68 Å. There is one shorter (2.62 Å) and one longer (2.68 Å) Cu(1)-I(1) bond length. In the second Cu site, Cu(2) is bonded to one N(2), one N(3), and two equivalent I(2) atoms to form distorted edge-sharing CuI2N2 tetrahedra. The Cu(2)-N(2) bond length is 2.00 Å. The Cu(2)-N(3) bond length is 1.98 Å. There is one shorter (2.72 Å) and one longer (2.73 Å) Cu(2)-I(2) bond length. There are twenty-seven 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 1.41 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 1.41 Å. The C(3)-C(6) bond length is 1.41 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 linear geometry to one C(3) and one C(7) atom. The C(6)-C(7) bond length is 1.22 Å. In the seventh C site, C(7) is bonded in a linear geometry to one C(6) and one C(8) atom. The C(7)-C(8) bond length is 1.41 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one C(20), one C(7), and one C(9) atom. The C(8)-C(20) bond length is 1.41 Å. The C(8)-C(9) bond length is 1.41 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(10), one C(8), and one H(5) atom. The C(9)-C(10) bond length is 1.41 Å. The C(9)-H(5) bond length is 1.09 Å. In the tenth C site, C(10) is bonded in a trigonal planar geometry to one C(11), one C(18), and one C(9) atom. The C(10)-C(11) bond length is 1.42 Å. The C(10)-C(18) bond length is 1.41 Å. In the eleventh C site, C(11) is bonded in a linear geometry to one C(10) and one C(12) atom. The C(11)-C(12) bond length is 1.22 Å. In the twelfth C site, C(12) is bonded in a linear geometry to one C(11) and one C(13) atom. The C(12)-C(13) bond length is 1.41 Å. In the thirteenth C site, C(13) is bonded in a trigonal planar geometry to one C(12), one C(14), and one C(17) atom. The C(13)-C(14) bond length is 1.41 Å. The C(13)-C(17) bond length is 1.41 Å. In the fourteenth C site, C(14) is bonded in a distorted trigonal planar geometry to one C(13), one C(15), and one H(6) atom. The C(14)-C(15) bond length is 1.38 Å. The C(14)-H(6) bond length is 1.09 Å. In the fifteenth C site, C(15) is bonded in a distorted trigonal planar geometry to one C(14), one N(2), and one H(7) atom. The C(15)-N(2) bond length is 1.35 Å. The C(15)-H(7) bond length is 1.09 Å. In the sixteenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(17), one N(2), and one H(8) atom. The C(16)-C(17) bond length is 1.38 Å. The C(16)-N(2) bond length is 1.35 Å. The C(16)-H(8) bond length is 1.09 Å. In the seventeenth C site, C(17) is bonded in a distorted single-bond geometry to one C(13), one C(16), and one H(9) atom. The C(17)-H(9) bond length is 1.09 Å. In the eighteenth C site, C(18) is bonded in a distorted single-bond geometry to one C(10), one C(19), and one H(10) atom. The C(18)-C(19) bond length is 1.41 Å. The C(18)-H(10) bond length is 1.09 Å. In the nineteenth C site, C(19) is bonded in a trigonal planar geometry to one C(18), one C(20), and one C(21) atom. The C(19)-C(20) bond length is 1.41 Å. The C(19)-C(21) bond length is 1.41 Å. In the twentieth C site, C(20) is bonded in a distorted trigonal planar geometry to one C(19), one C(8), and one H(11) atom. The C(20)-H(11) bond length is 1.09 Å. In the twenty-first C site, C(21) is bonded in a linear geometry to one C(19) and one C(22) atom. The C(21)-C(22) bond length is 1.22 Å. In the twenty-second C site, C(22) is bonded in a linear geometry to one C(21) and one C(23) atom. The C(22)-C(23) bond length is 1.41 Å. In the twenty-third C site, C(23) is bonded in a trigonal planar geometry to one C(22), one C(24), and one C(27) atom. The C(23)-C(24) bond length is 1.41 Å. The C(23)-C(27) bond length is 1.41 Å. In the twenty-fourth C site, C(24) is bonded in a distorted trigonal planar geometry to one C(23), one C(25), and one H(12) atom. The C(24)-C(25) bond length is 1.38 Å. The C(24)-H(12) bond length is 1.09 Å. In the twenty-fifth C site, C(25) is bonded in a distorted trigonal planar geometry to one C(24), one N(3), and one H(13) atom. The C(25)-N(3) bond length is 1.36 Å. The C(25)-H(13) bond length is 1.09 Å. In the twenty-sixth C site, C(26) is bonded in a distorted trigonal planar geometry to one C(27), one N(3), and one H(14) atom. The C(26)-C(27) bond length is 1.39 Å. The C(26)-N(3) bond length is 1.35 Å. The C(26)-H(14) bond length is 1.09 Å. In the twenty-seventh C site, C(27) is bonded in a distorted trigonal planar geometry to one C(23), one C(26), and one H(15) atom. The C(27)-H(15) bond length is 1.09 Å. There are three inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cu(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 Cu(2), one C(15), and one C(16) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Cu(2), one C(25), and one C(26) atom. There are fifteen 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(9) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(14) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(15) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(16) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(17) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(18) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(20) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one C(24) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one C(25) atom. In the fourteenth H site, H(14) is bonded in a single-bond geometry to one C(26) atom. In the fifteenth H site, H(15) is bonded in a single-bond geometry to one C(27) atom. There are two inequivalent I sites. In the first I site, I(1) is bonded in a 2-coordinate geometry to two equivalent Cu(1) atoms. In the second I site, I(2) is bonded in a distorted trigonal non-coplanar geometry to one Cu(1) and two equivalent Cu(2) atoms. Linkers: 2 C(#Cc1cc(C#Cc2ccncc2)cc(C#Cc2ccncc2)c1)c1c[c]ncc1 ,2 C(#Cc1cc(C#Cc2ccncc2)cc(C#Cc2ccncc2)c1)c1ccncc1 ,2 C(#Cc1[c][c]cc(C#Cc2ccncc2)c1)c1[c][c]ncc1. Metal clusters: 4 [Cu]. The MOF has largest included sphere 5.55 A, density 1.71 g/cm3, surface area 3498.76 m2/g, accessible volume 0.24 cm3/g