144409-63-2 Celangulin IV Propanoic acid, 2-methyl-, ((3R,4R,5S,5aS,6R,7S,9S,9aS,10R)-4,6,7,10-tetrakis(acetyloxy)-5-(benzoyloxy)octahydro-9-hydroxy-2,2,9-trimethyl-5aH-3,9a-methano-1-benzoxepin-5a-yl)methyl ester Propanoic acid, 2-methyl-, 94,6,7,10-tetrakis(acetyloxy)-5-(benzoyloxy)octahydro-9-hydroxy-2,2,9-trimethyl-5aH-3,9a-methano-1-benzoxepin-5a-yl)methyl ester, (3R-(3alpha,4alpha,5alpha,5aalpha,6 alpha,7alpha,9beta,9aalpha,10R*))-