Ethyl 3-nitro-4-[4-(2-hydroxyethyl)piperazin-1-yl]benzoate

2-[4-(Ethoxycarbonyl)piperidin-1yl]-5-nitrobenzoic acid

5-Ethylsulfonyl-2-morpholin-4-yl-aniline

3-(Morpholin-4-yl)-4-(methylsulfonyl)aniline

2-[4-(2-Chloro-6-nitrophenyl)piperazin-1-yl]ethanol hydrochloride

2-Bromo-5-(ethylsulfonyl)aniline

3-Nitro-4-(4-carboxypiperidine)benzoic acid

4-[4-(2-Hydroxyethyl)piperazin-1-yl]-3-nitroaniline

Ethyl 3-Nitro-4-(piperidin-4-carboxamid-1-yl)benzoate

5-Nitro-2-(4-methylpiperidin-1-yl)benzoic acid