C18H15AuBrPSe, triclinic, P (1) over bar (No. 2). a = 9.270(2) Angstrom, b
= 9.357(2) Angstrom, c = 10.827(2) Angstrom, alpha = 76.17(3)degrees, beta
= 74.97(3)degrees, gamma = 80.39(3)degrees, V = 875.1 Angstrom (3), Z = 2,
R-gt(F) = 0.054, wR(ref)(F-2) = 0.126, T = 298 K.