4-benzyl-9-hydroxy-3H-1,4-benzodiazepin-5-one

9-hydroxy-4-prop-2-enyl-3H-1,4-benzodiazepin-5-one

4-[(E)-but-2-enyl]-9-hydroxy-3H-1,4-benzodiazepin-5-one

ethyl 2-[2,2-diethoxyethyl-(3-hydroxy-2-nitrobenzoyl)amino]acetate

N-benzyl-N-(2,2-diethoxyethyl)-3-hydroxy-2-nitrobenzamide