Provided are novel compounds and anticancer agents having excellent cytotoxicity. Moreover, the method of manufacturing this novel compound simply is provided. Provided are compounds represented by the following formulas (1) to (4) and an anticancer agent containing the compound as an active ingredient. In formulas (1) to (4), R1 to R9 represent an alkyl group, R10 represents a group such as —C (O) ORd, —C (O) NReRf, and Rd, Re, and Rf are each independently An alkyl group or the like is shown. However, in the formula (1), R1, R3, R6, and R9 are methyl groups, R4, R5, R7, and R8 are hydrogen atoms, R2 is a hydroxy group, and R10 is a methyl ester group. except.優れた細胞傷害性を有する新規化合物及び抗がん剤を提供する。また、該新規化合物を簡便に製造する方法を提供する。下記式(1)~(4)で表される化合物及び該化合物を有効成分として含有する抗がん剤を提供する。式(1)~(4)中、R1~R9はアルキル基等を示し、R10は-C(O)ORd、-C(O)NReRf等の基を示し、Rd、Re、Rfはそれぞれ独立にアルキル基等を示す。但し、式(1)においてR1、R3、R6、R9がメチル基であり、R4、R5、R7、R8が水素原子であり、R2がヒドロキシ基であり、R10がメチルエステル基等である場合を除く。