xanthophyll Adonixanthin 4-Ketozeaxanthin 582.407 582.85500 C40H54O3 CC(/C=C/C=C(C)/C=C/C1=C(C)C[C@@H](O)CC1(C)C)=C\C=C\C=C(C)\C=C\C=C(C)\C=C\C1=C(C)C(=O)[C@@H](O)CC1(C)C CHEBI:80217 InChI=1S/C40H54O3/c1-28(17-13-19-30(3)21-23-35-32(5)25-34(41)26-39(35,7)8)15-11-12-16-29(2)18-14-20-31(4)22-24-36-33(6)38(43)37(42)27-40(36,9)10/h11-24,34,37,41-42H,25-27H2,1-10H3/b12-11+,17-13+,18-14+,23-21+,24-22+,28-15+,29-16+,30-19+,31-20+/t34-,37+/m1/s1 KEGG:C15968 KNApSAcK:C00000917 YECXHLPYMXGEBI-ZNQVSPAOSA-N chebi_ontology