5-methyl-1-prop-2-enylpyrrolidin-2-one;1-allyl-5-methyl-pyrrolidin-2-one;1-allyl-5-methyl-2-pyrrolidinone;1-allyl-5-methyl-2-pyrrolidone;5-methyl-1-prop-2-enyl-pyrrolidin-2-one
5-methyl-1-prop-2-enylpyrrolidin-2-one