A vascularization inhibitor containing a compound represented by general formula (I), wherein R₁ represents lower alkyl, alkoxycarbonyl or carboxyl; and R₂, R₃ and R₄ may be the same or different from one another and each represents hydrogen, hydroxy, methoxy or acetoxy. This compound has a significant vascularization inhibitor effect and is useful as a vascularization inhibitor for treating various diseases.
一种含有通式(I)代表的化合物的血管化
抑制剂,其中 R₁ 代表低级烷基、烷氧羰基或羧基;R₂、R₃ 和 R₄ 可以相同或不同,各自代表氢、羟基、甲氧基或乙酰氧基。该化合物具有显著的血管生成抑制作用,可作为血管生成
抑制剂用于治疗各种疾病。