IUPAC NAME: 5-nitro-2-(4-propoxybenzyl)-1-(2-(pyrrolidin-1-yl)ethyl)-1H-benzo[d]imidazole Chemical formula: C23H28N4O3 Molar mass: 408.5

Synonyms：Ro16-6028 IUPAC NAME: 9H-Imidazo[1,5-a]pyrrolo[2,1-c][1,4]benzodiazepine-1-carboxylic acid CAS NO: 84379-13-5 Chemical formula: C19H20N3O3Br Molar mass: 418.291 g•mol−1

IUPAC NAME: 2-[(4-methoxyphenyl)methyl]-5-nitro-1-(2-pyrrolidin-1-ylethyl)benzimidazole Chemical formula: C21H24N4O3 Molar mass: 380.448 g•mol−1

Synonyms：hydazepam IUPAC NAME: 2-(7-bromo-2-oxo-5-phenyl-3H-1,4-benzodiazepin-1-yl)acetohydrazide CAS NO: 129186-29-4 Chemical formula: C17H15BrN4O2 Molar mass: 387.2 g•mol−1