Synonyms: Oxiranecarboxylicacid, 2,3-dimethyl-,octahydro-1-(hydroxymethyl)-10a-methyl-4,7-bis(methylene)-11-[(2-methyl-1-oxo-2-butenyl)oxy]-3,8-dioxo-6,10-methano-1H,3H-pyrano[3,4-c]oxocin-5-ylester, [1S-[1a,4ab,5a(cis),6a,10a,10aa,11R*(Z)]]-; Zinnacitrin