2,2-diethoxyethylurea

N'-(2,2-diethoxyethyl)oxamide

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

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

N-(2,2-diethoxyethyl)-3-hydroxy-2-nitro-N-prop-2-enylbenzamide