2-PYRROLIDONE,4,4-DIMETHYL 2-pyrrolidinone, 4,4-dimethyl- 4,4-dimethylpyrrolidin-2-one InChI=1/C6H11NO/c1-6(2)3-5(8)7-4-6/h3-4H2,1-2H3,(H,7,8