| 摘要 |
FIELD: medicine, pharmaceutics. ^ SUBSTANCE: invention refers to a new compound presented by general formula (I) where values of Rx, R3, R4, X and A substitutes are described in the patent claim, inhibiting tyrosine kinase of EGF receptor and HER2 tyrosine kinase, as well as to using the compound of formula (I) and pharmaceutical composition containing this compound or its pharmaceutically acceptable salt. ^ EFFECT: preparation of the tyrosine kinase inhibiting compound. ^ 14 cl, 19 ex, 53 tbl |
