螺[1,3-二氧戊环-2,9'(6'H)-[2,7](环氧十五碳环[1,11,13]三烯亚氨基)萘并[2,1-b]呋喃]-1',4,6',11'(2'H)-四酮, 5',17',19',21'-四羟基-23'-甲氧基-2',4',12',16',18',20',22'-七甲基-21'-乙酸酯

螺[1,3-二氧戊环-2,9'(6'H)-[2,7](环氧十五碳环[1,11,13]三烯亚氨基)萘并[2,1-b]呋喃]-1',4,6',11'(2'H)-四酮, 5',17',19',21'-四羟基-23'-甲氧基-2',4',12',16',18',20',22'-七甲基-21'-乙酸酯

Spiro[1,3-dioxolane-2,9'(6'H)-[2,7](epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan]-1',4,6',11'(2'H)-tetrone, 5',17',19',21'-tetrahydroxy-23'-methoxy-2',4',12',16',18',20',22'-heptamethyl-21'-acetate