Provided are a novel amidine derivative having an activated blood coagulation factor X inhibitory activity, a production method thereof, a production intermediate therefor, and a pharmaceutical composition containing the amidine derivative. An amidinoaniline derivative represented by the following formula (1-1) or a pharmaceutically acceptable salt thereof:
, and a pharmaceutical composition containing the amidinoaniline derivative or a pharmaceutically acceptable salt thereof.
提供了一种具有活化血
凝血因子X抑制活性的新型
胍衍
生物,其制备方法,制备中间体以及含有该
胍衍
生物的药物组合物。所述
胍胺苯衍
生物如下式(1-1)所代表或其药用可接受的盐:<在式(1-1)中,每个符号如描述中定义>,以及含有该
胍胺苯衍
生物或其药用可接受的盐的药物组合物。