英文别名
1,3-Di-β-cyanoethyl-5,5-cyclopentamethylen-hydantoin;3,3'-(2,4-dioxo-1,3-diaza-spiro[4.5]decane-1,3-diyl)-bis-propionitrile;1,3-Bis(2-cyanoethyl)-2,5-dioxo-4,4-pentamethyleneimidazolidine;3-[1-(2-cyanoethyl)-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl]propanenitrile