AuC21P2H19Br(CH)5 is Indium-derived structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of ten 02329_fluka molecules and two AuC21P2H19Br clusters. In each AuC21P2H19Br cluster, Au(1) is bonded in a 3-coordinate geometry to one P(1), one P(2), and one Br(1) atom. The Au(1)-P(1) bond length is 2.32 Å. The Au(1)-P(2) bond length is 2.32 Å. The Au(1)-Br(1) bond length is 2.85 Å. There are twenty-one inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(2), one C(6), and one P(1) atom. The C(1)-C(2) bond length is 1.40 Å. The C(1)-C(6) bond length is 1.40 Å. The C(1)-P(1) bond length is 1.82 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(1) and one H(1) atom. The C(2)-H(1) bond length is 1.09 Å. In the third C site, C(6) is bonded in a distorted single-bond geometry to one C(1) and one H(5) atom. The C(6)-H(5) bond length is 1.09 Å. In the fourth C site, C(7) is bonded in a trigonal planar geometry to one C(12), one C(8), and one P(1) atom. The C(7)-C(12) bond length is 1.40 Å. The C(7)-C(8) bond length is 1.40 Å. The C(7)-P(1) bond length is 1.82 Å. In the fifth C site, C(8) is bonded in a distorted single-bond geometry to one C(7) and one H(6) atom. The C(8)-H(6) bond length is 1.09 Å. In the sixth C site, C(11) is bonded in a distorted single-bond geometry to one C(12) and one H(9) atom. The C(11)-C(12) bond length is 1.39 Å. The C(11)-H(9) bond length is 1.09 Å. In the seventh C site, C(12) is bonded in a distorted trigonal planar geometry to one C(11), one C(7), and one H(10) atom. The C(12)-H(10) bond length is 1.09 Å. In the eighth C site, C(13) is bonded in a distorted water-like geometry to one P(1), one H(11), and one H(12) atom. The C(13)-P(1) bond length is 1.84 Å. The C(13)-H(11) bond length is 1.10 Å. The C(13)-H(12) bond length is 1.10 Å. In the ninth C site, C(14) is bonded in a trigonal planar geometry to one C(15), one C(19), and one P(2) atom. The C(14)-C(15) bond length is 1.40 Å. The C(14)-C(19) bond length is 1.40 Å. The C(14)-P(2) bond length is 1.82 Å. In the tenth C site, C(15) is bonded in a distorted single-bond geometry to one C(14), one C(16), and one H(13) atom. The C(15)-C(16) bond length is 1.39 Å. The C(15)-H(13) bond length is 1.09 Å. In the eleventh C site, C(16) is bonded in a distorted trigonal planar geometry to one C(15), one C(17), and one H(14) atom. The C(16)-C(17) bond length is 1.40 Å. The C(16)-H(14) bond length is 1.09 Å. In the twelfth C site, C(17) is bonded in a distorted single-bond geometry to one C(16) and one H(15) atom. The C(17)-H(15) bond length is 1.09 Å. In the thirteenth C site, C(18) is bonded in a distorted single-bond geometry to one C(19) and one H(16) atom. The C(18)-C(19) bond length is 1.40 Å. The C(18)-H(16) bond length is 1.09 Å. In the fourteenth C site, C(19) is bonded in a distorted trigonal planar geometry to one C(14), one C(18), and one H(17) atom. The C(19)-H(17) bond length is 1.09 Å. In the fifteenth C site, C(20) is bonded in a trigonal planar geometry to one C(21), one C(25), and one P(2) atom. The C(20)-C(21) bond length is 1.40 Å. The C(20)-C(25) bond length is 1.40 Å. The C(20)-P(2) bond length is 1.82 Å. In the sixteenth C site, C(21) is bonded in a distorted trigonal planar geometry to one C(20), one C(22), and one H(18) atom. The C(21)-C(22) bond length is 1.40 Å. The C(21)-H(18) bond length is 1.09 Å. In the seventeenth C site, C(22) is bonded in a distorted trigonal planar geometry to one C(21), one C(23), and one H(19) atom. The C(22)-C(23) bond length is 1.40 Å. The C(22)-H(19) bond length is 1.09 Å. In the eighteenth C site, C(23) is bonded in a distorted trigonal planar geometry to one C(22), one C(24), and one H(20) atom. The C(23)-C(24) bond length is 1.40 Å. The C(23)-H(20) bond length is 1.09 Å. In the nineteenth C site, C(24) is bonded in a distorted single-bond geometry to one C(23), one C(25), and one H(21) atom. The C(24)-C(25) bond length is 1.40 Å. The C(24)-H(21) bond length is 1.09 Å. In the twentieth C site, C(25) is bonded in a distorted trigonal planar geometry to one C(20), one C(24), and one H(22) atom. The C(25)-H(22) bond length is 1.09 Å. In the twenty-first C site, C(26) is bonded in a distorted water-like geometry to one P(2), one H(23), and one H(24) atom. The C(26)-P(2) bond length is 1.83 Å. The C(26)-H(23) bond length is 1.10 Å. The C(26)-H(24) bond length is 1.10 Å. There are two inequivalent P sites. In the first P site, P(1) is bonded to one Au(1), one C(1), one C(13), and one C(7) atom to form corner-sharing PAuC3 tetrahedra. In the second P site, P(2) is bonded to one Au(1), one C(14), one C(20), and one C(26) atom to form corner-sharing PAuC3 tetrahedra. There are nineteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(5) is bonded in a single-bond geometry to one C(6) atom. In the third H site, H(6) is bonded in a single-bond geometry to one C(8) atom. In the fourth H site, H(9) is bonded in a single-bond geometry to one C(11) atom. In the fifth H site, H(10) is bonded in a single-bond geometry to one C(12) atom. In the sixth H site, H(11) is bonded in a single-bond geometry to one C(13) atom. In the seventh H site, H(12) is bonded in a single-bond geometry to one C(13) atom. In the eighth H site, H(13) is bonded in a single-bond geometry to one C(15) atom. In the ninth H site, H(14) is bonded in a single-bond geometry to one C(16) atom. In the tenth H site, H(15) is bonded in a single-bond geometry to one C(17) atom. In the eleventh H site, H(16) is bonded in a single-bond geometry to one C(18) atom. In the twelfth H site, H(17) is bonded in a single-bond geometry to one C(19) atom. In the thirteenth H site, H(18) is bonded in a single-bond geometry to one C(21) atom. In the fourteenth H site, H(19) is bonded in a single-bond geometry to one C(22) atom. In the fifteenth H site, H(20) is bonded in a single-bond geometry to one C(23) atom. In the sixteenth H site, H(21) is bonded in a single-bond geometry to one C(24) atom. In the seventeenth H site, H(22) is bonded in a single-bond geometry to one C(25) atom. In the eighteenth H site, H(23) is bonded in a single-bond geometry to one C(26) atom. In the nineteenth H site, H(24) is bonded in a single-bond geometry to one C(26) atom. Br(1) is bonded in a single-bond geometry to one Au(1) atom. Linkers: 2 [c]1[c]cc(P(CCP(c2c[c]ccc2)c2ccccc2)c2ccccc2)cc1 ,2 [c]1cccc(P(CCP(c2ccccc2)c2ccccc2)c2ccccc2)c1 ,2 [CH]C(=[CH])P(CCP(c1ccccc1)c1ccccc1)c1ccccc1 ,2 [c]1[c]cc(P(CCP(c2ccccc2)c2ccccc2)c2ccccc2)cc1 ,2 c1ccc(P(CCP(c2ccccc2)c2ccccc2)c2ccccc2)cc1. Metal clusters: . The MOF has largest included sphere 3.47 A, density 1.81 g/cm3, surface area 3996.54 m2/g, accessible volume 0.12 cm3/g