英文别名1-methyl-5-(1-oxidopyridin-5-yl)-pyrrolidin-2-one; (5S)-1-Methyl-5-(1-oxidopyridin-3-yl)pyrrolidin-2-one; (5S)-1-Methyl-5-[(pyridine 1-oxide)-3-yl]pyrrolidin-2-one; 3-[(5S)-1-Methyl-2-oxopyrrolidin-5-yl]pyridine 1-oxide; 2-Pyrrolidinone, 1-methyl-5-(1-oxido-3-pyridinyl)-, (5S)-; 2-Pyrrolidinone, 1-methyl-5-(3-pyridinyl)-, N-oxide, (S)-; (5S)-1-Methyl-5-(1-oxido-3-pyridinyl)-2-pyrrolidinone; (S)-3-(1-Methyl-5-oxopyrrolidin-2-yl)pyridine 1-oxide; 1-methyl-5-(1-oxidopyridin-1-ium-3-yl)pyrrolidin-2-one 
