1,2-二溴丙烷

sodium acetyl acetic acid ethyl ester

乙烷-1,1,2,2-四甲酸四甲酯

乙醇钠

3-[2-(2,2-bis-ethoxycarbonyl-vinylamino)-ethylamino]-2-ethoxycarbonyl-acrylic acid ethyl ester