5-methoxy-3-[[3-[(E)-2-[6-(4-methylpiperazin-1-yl)pyridin-3-yl]ethenyl]-1H-indazol-6-yl]methylidene]-1H-indol-2-one 、
三乙胺 、 methylene chloride diethyl ether 以
chloroform methanol 为溶剂,
以gave the minor diastereomer title compound as a pale yellow solid (18 mg, 4%)的产率得到(1S,2R)-5'-methoxy-2-(3-((E)-2-(6-(4-methylpiperazin-1-yl)pyridin-3-yl)vinyl)-1H-indazol-6-yl)spiro[cyclopropane-1,3'-indolin]-2'-one