(5R,6S)-6-butyl-5-methylcyclohex-2-en-1-one 2-cyclohexen-1-one, 6-butyl-5-methyl-, (5R,6S)- InChI=1/C11H18O/c1-3-4-7-10-9(2)6-5-8-11(10)12/h5,8-10H,3-4,6-7H2,1-2H3/t9-,10+/m1/s