4-(4-Methoxyphenyl)-7,8-dimethyl-2-phenyl-2,3-dihydro-1H-1,5-benzodiazepine 4-(7,8-Dimethyl-2-phenyl-2,3-dihydro-1H-1,5-benzodiazepin-4-yl)phenyl methyl ether AIDS-146757 AIDS146757 NSC674618