Antitumoral compounds of the formula (I) wherein X is O, S, or NRa, obtained from a maze coral of the family Meandrinidae, genus
Meandrina
, species
meandrites
, or derivatives thereof are useful as antitumoral agents.
公式(I)中的抗肿瘤化合物,其中X为O,S或NRa,是从Meandrinidae家族的迷宫珊瑚,Meandrina属,meandrites种或其衍
生物中获得的,可用作抗肿瘤剂。