xanthophyll (5R)-5-hydroxy-2,4,4,5-tetramethyl-3-[(1E,3E,5E,7E,9E,11E,13E,15E,17E)-3,7,12,16-tetramethyl-18-(2,6,6-trimethylcyclohex-1-en-1-yl)octadeca-1,3,5,7,9,11,13,15,17-nonaen-1-yl]cyclohex-2-en-1-one 580.428 580.88210 C41H56O2 CHEBI:83016 C\C(\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C)=C/C=C/C=C(\C)/C=C/C=C(\C)/C=C/C1=C(C)C(=O)C[C@@](C)(O)C1(C)C InChI=1S/C41H56O2/c1-30(19-14-21-32(3)24-26-36-34(5)23-16-28-39(36,7)8)17-12-13-18-31(2)20-15-22-33(4)25-27-37-35(6)38(42)29-41(11,43)40(37,9)10/h12-15,17-22,24-27,43H,16,23,28-29H2,1-11H3/b13-12+,19-14+,20-15+,26-24+,27-25+,30-17+,31-18+,32-21+,33-22+/t41-/m1/s1 OLUCEEMFTQYHBX-UAOOWZSQSA-N chebi_ontology