Lutein

Chemical Name: (1R,4R)-4-((1E,3E,5E,7E,9E,11E,13E,15E,17E)-18-((R)-4-Hydroxy-2,6,6-trimethylcyclohex-1-en-1-yl)-3,7,12,16-tetramethyloctadeca-1,3,5,7,9,11,13,15,17-nonaen-1-yl)-3,5,5-trimethylcyclohex-2-en-1-ol

Smile: O[C@@H](C=C1C)CC(C)(C)[C@H]1/C=C/C(C)=C/C=C/C(C)=C/C=C/C=C(/C=C/C=C(/C=C/C2=C(C)C[C@@H](O)CC2(C)C)C)C