abstract |
The present invention relates to compound (Z)-N-[2-(diethylamino)ethyl]-2-methyl-7-(1,2-dihydro-5-fluoro-2-oxo) shown in formula I Two crystal forms of -3H-indole-3-ylidene)-4,5,6,7-tetrahydro-1H-indole-3-carboxamide L-malate, its preparation method and its application Use in medicine for treating hyperproliferative diseases or malignant tumors. The present invention also relates to a pharmaceutical composition comprising said crystal form as an active ingredient. |