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Methyl 3-(benzyl(2-nitrophenyl)amino)-3-oxopropanoate

Methyl 3-((2-aminophenyl)(benzyl)amino)-3-oxopropanoate

Ethyl 1-((2-amino-5-bromophenylamino)methyl)cyclopropanecarboxylate

1,1-Di-tert-butyl 2-ethyl cyclopropane-1,1,2-tricarboxylate

Ethyl 3-(2-amino-3-fluorophenylamino)propanoate

Methyl 3-((6-methoxy-3-nitropyridin-2-yl)amino)-2-methylpropanoate

Methyl 3-(5-bromo-2-nitrophenylamino)-2-methylpropanoate

Methyl 3-(4-fluoro-2-nitrophenylamino)-2-methylpropanoate

Methyl 3-(2-amino-5-bromophenylamino)-2-methylpropanoate

Methyl 3-((2-amino-5-bromophenyl)amino)propanoate