(3S,3'R,5R,6'R,8R)-5,8-Epoxy-5,8-dihydro-beta,epsilon-carotene-3,3'-diol 512-29-8 Flavoxanthin beta,epsilon-Carotene-3,3'-diol, 5,8-epoxy-5,8-dihydro-, (3S,3'R,5R,6'R,8R)-