135718-59-1 BRN 4337025 Benzamide, N-(1,4,5,6,7,8-hexahydro-4-phenyl-2-thioxo(1)benzothieno(2,3-d)pyrimidin-3(2H)-yl)- N-(1,4,5,6,7,8-Hexahydro-4-phenyl-2-thioxo(1)benzothieno(2,3-d)pyrimidin-3(2H)-yl)benzamide