149883-42-1

1-Oxa-7-azaspiro[4.4]non-2-ene-4,6-dione,8-benzoyl-2-(1,2-dihydroxy-3-hexenyl)-8,9-dihydroxy-3-methyl-, [5S-[5a(1R*,2R*,3Z),8b,9b]]-