1,3,5-Diazaphosphorine, hexahydro-1,3-bis(4-methylphenyl)-5-phenyl-, 5-sulfide 74626-65-6 BRN 5121824 Hexahydro-1,3-bis(4-methylphenyl)-5-phenyl-1,3,5-diazaphosphorine 5-sulfide