711237-87-5 1,4-Dioxane-2,3-dicarboxylic acid, 5,6-dimethoxy-5,6-dimethyl-, methyl(3-methyl-3-oxetanyl)methyl ester, (2R,3R,5R,6R)- 661466-92-8 2,4,6,8-Undecatetraenoic acid,11-[(2R,3S)-3-ethenyl-2-methyloxiranyl]-3,4-dimethoxy-6,9,10-trimethyl-,methyl ester, (2E,4E,6Z,8E)-rel-