BRN 0217913;1,3-Diphenyl-3-ethyl-2-pyrrolidinone;2-Pyrrolidinone, 1,3-diphenyl-3-ethyl-;AC1MHMQC;3-ethyl-1,3-diphenylpyrrolidin-2-one;LS-138754;4-21-00-03693 (Beilstein Handbook Reference);70872-83-2
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