英文别名
2r,4t-bis-(bis-ethoxycarbonyl-methyl)-cyclobutane-1,1,3,3-tetracarboxylic acid tetraethyl ester;2r,4t-Bis-(bis-aethoxycarbonyl-methyl)-cyclobutan-1,1,3,3-tetracarbonsaeure-tetraaethylester;2r,4t-Bis-(bis-aethoxycarbonyl-methyl)-cyclobutan-tetracarbonsaeure-(1.1.3.3)-tetraaethylester