2(1H)-pyridinone, 4-methyl-6-(1-methylethyl)- 6-isopropyl-4-methylpyridin-2(1H)-one InChI=1/C9H13NO/c1-6(2)8-4-7(3)5-9(11)10-8/h4-6H,1-3H3,(H,10,11