Showing structure for 4,5-dihydroxy-6-({2-methyl-5-[4-(prop-1-en-2-yl)cyclohex-1-en-1-yl]pentyl}oxy)oxan-3-yl 2-methyl-5-[6-oxo-4-(prop-1-en-2-yl)cyclohex-1-en-1-yl]pent-2-enoate