parasiloxanthin (3R,3'R)-7,8-dihydro-beta,beta-carotene-3,3'-diol 570.444 570.889 7,8-Dihydro-beta,beta-carotene-3,3'-diol 7,8-Dihydrozeaxanthin A carotenol that is 7,8-dihydro-beta,beta-carotene carrying two hydroxy substituents at positions 3 and 3'. C40H58O2 CAS:62994-48-3 CHEBI:132452 HMDB:HMDB0036915 InChI=1S/C40H58O2/c1-29(17-13-19-31(3)21-23-37-33(5)25-35(41)27-39(37,7)8)15-11-12-16-30(2)18-14-20-32(4)22-24-38-34(6)26-36(42)28-40(38,9)10/h11-21,23,35-36,41-42H,22,24-28H2,1-10H3/b12-11+,17-13+,18-14+,23-21+,29-15+,30-16+,31-19+,32-20+/t35-,36-/m1/s1 KNApSAcK:C00022866 LIPID_MAPS_instance:LMPR01070092 PMID:10754789 PMID:12431401 PMID:21212565 PMID:26364855 PMID:9470222 Reaxys:21132410 ZAYHYNGKERKFHJ-DRCJTWAYSA-N [C@@H]1(CC(C(\C=C\C(=C\C=C\C(=C\C=C\C=C(\C=C\C=C(\CCC=2C(C)(C[C@@H](CC2C)O)C)/C)/C)\C)\C)=C(C1)C)(C)C)O chebi_ontology carotenol diol