(5Z)-3-acetyl-5-(benzylsulfanylmethylidene)-4-hydroxypyrrolidin-2-one
(5Z)-3-acetyl-5-[(benzylsulfanyl)methylene]-4-hydroxy-2-pyrrolidinone (5Z)-3-acetyl-5-[(benzylthio)methylene]-4-hydroxy-2-pyrrolidone (5Z)-3-acetyl-5-(benzylsulfanyl-methylene)-4-hydroxy-pyrrolidin-2-one
(5Z)-3-acetyl-5-(benzylsulfanylmethyliden)-4-hydroxypyrrolidin-2-on (5Z)-3-acétyl-5-(benzylsulfanylméthylidène)-4-hydroxypyrrolidin-2-one (5Z)-3-アセチル-5-(ベンジルスルファニルメチリデン)-4-ヒドロキ&
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