1-Hydroxy-5,7,7-trimethyl-3,3a,7,7a-tetrahydro-1H-isobenzofuran-4-one 4(1H)-isobenzofuranone, 3,3a,7,7a-tetrahydro-1-hydroxy-5,7,7-trimethyl-, (1R,3aS,7aS)- InChI=1/C11H16O3/c1-6-4-11(2,3)8-7(9(6)12)5-14-10(8)13/h4,7-8,10,13H,5H2,1-3H3/t7-,8-,10-/m1/s Tschimganical A rel-(1R,3aS,7aS)-1-hydroxy-5,7,7-trimethyl-3,3a,7,7a-tetrahydro-2-benzofuran-4(1H)-one