xanthophyll Thiothece-474 582.444 582.89800 C41H58O2 CHEBI:80416 COC(C)(C)CCC(=O)C(\C)=C\C=C\C(C)=C\C=C\C(C)=C\C=C\C=C(C)\C=C\C=C(C)\C=C\C1=C(C)CCCC1(C)C InChI=1S/C41H58O2/c1-32(20-14-22-34(3)24-16-25-37(6)39(42)29-31-41(9,10)43-11)18-12-13-19-33(2)21-15-23-35(4)27-28-38-36(5)26-17-30-40(38,7)8/h12-16,18-25,27-28H,17,26,29-31H2,1-11H3/b13-12+,20-14+,21-15+,24-16+,28-27+,32-18+,33-19+,34-22+,35-23+,37-25+ KEGG:C16279 KNApSAcK:C00022996 VOXGPKABGLVWPB-XBIRMVLJSA-N chebi_ontology