二甲基氨基甲酸乙酯

ethyl 2,5-bis[(4-nitrophenoxy)methyl]-2,3,4,5-tetrahydro-[1,2]oxazolo[2,3-b][1,2]oxazole-3a-carboxylate

NSC376728

ethyl N-anilinocarbamate

氢氰酸