23498-39-7

(1S,3Z,5E,7S,9Z,11Z,13S,15R,19R)-2-{[(2R)-2-(acetyloxy)propanoyl]amino}-1,4,10,19-tetramethyl-17,18-dioxo-16-oxabicyclo[13.2.2]nonadeca-3,5,9,11-tetraene-7,13-diyl diacetate