5,7-dimethyl-3-nitro-1H-1,8-naphthyridin-2-one

2-氨基-2-(噁烷-4-基)乙酸乙酯

ethyl 3-(cyclohexylamino)-2-nitro-3-oxopropanoate

ethyl 2-methyl-2-nitropropanoate

ethyl 3-(1H-indol-3-yl)-2-nitropropanoate