IUPAC:(4R)-4-[(1'R,2'R,3S,3aR,4R,4'R,7'R,7aS,8'S,12'S,15'S)-15'-(acetyloxy)-4-hydroxy-2',6,7',11'-tetramethyl-2,6'-dioxo-3a,4,7,7a-tetrahydro-2H-5'-oxaspiro[1-benzofuran-3,13'-tetracyclo[10.2.1.0^{1,10}.0^{4,8}]pentadecan]-10'-en-5-yl]pentyl acetate
IUPAC:(4R)-4-[(1'R,2'R,3S,3aR,4R,4'R,7'R,7aS,8'S,12'S,15'S)-15'-(acetyloxy)-4-hydroxy-2',6,7',11'-tetramethyl-2,6'-dioxo-3a,4,7,7a-tetrahydro-2H-5'-oxaspiro[1-benzofuran-3,13'-tetracyclo[10.2.1.0^{1,10}.0^{4,8}]pentadecan]-10'-en-5-yl]pentyl acetate