26927-07-1 (3S,3S,5R,5R,6S,6S,9Z)-5,6:5,6-Bisepoxy-5,5,6,6-tetrahydro-β,β-carotene-3,3-diol 101613-96-1 3,9-Ethano-1H-cyclopenta[b]furo[3,4-c]pyran-5(3H)-one,8-(2,5-dihydro-3-methyl-5-oxo-2-furanyl)hexahydro-3a,4,10,11-tetrahydroxy-3,8-dimethyl-,[3R-[3a,3ab,4b,6ab,8a(R*),9b,9aR*,10R*,11S*]]-