secondary allylic alcohol hexahydronaphthalenes 3-hydroxy carboxylic acid (3R,5R)-7-[(1S,2S,6S,8S,8aR)-6,8-dihydroxy-2-methyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl]-3,5-dihydroxyheptanoic acid A 3-hydroxy carboxylic acid that is (3<i>R</i>,5<i>R</i>)-3,5-dihydroxyheptanoic acid in which one of the methyl hydrogens is substituted by a (1<i>S</i>,2<i>S</i>,6<i>S</i>,8<i>S</i>,8a<i>R</i>)-6,8-dihydroxy-2-methyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl group. CHEBI:63655