1,3-Dihydro-7-chloro-5-(2-chlorophenyl)-1-(2-propynyl)-2H-1,4-benzodiazepin-2-one 14439-67-9 2H-1,4-Benzodiazepin-2-one, 1,3-dihydro-7-chloro-5-(2-chlorophenyl)-1-(2-propynyl)- 7-Chloro-2,3-dihydro-5-(2-chlorophenyl)-1-propargyl-1H-1,4-benzodiazepin-2-one