(RS)-Ro 11-3128/002 2H-1,4-Benzodiazepin-2-one, 5-(2-chlorophenyl)-1,3-dihydro-3-methyl-7-nitro- 5-(2-Chlorophenyl)-1,3-dihydro-3-methyl-7-nitro-2H-1,4-benzodiazepin-2-one 67027-56-9 80080-95-1 Meclonazepam Ro 11-3128/002