Provided is a compound represented by the Formula (I) having a HER2 inhibitory action or a pharmacologically acceptable salt thereof,
wherein T1 is a phenyl group, an indazolyl group, or a benzofuryl group, n is an integer of 0 to 3, R1 is a hydrogen atom, a halogen atom, a C1-4 alkyl group, a C2-6 alkenyl group, a C2-6 alkynyl group, or a C1-4 alkoxy group, m is an integer of 0 to 3, R2 is a hydroxy group or a C1-4 alkyl group optionally substituted with one or two C1-4 alkoxy groups, and R3 is a hydrogen atom, a C1-4 alkyl group, or a C2-6 alkynyl group.
本发明提供了一种具有 HER2 抑制作用的式 (I) 所代表的化合物或其药理上可接受的盐、
其中 T1 是苯基、
吲唑基或
苯并呋喃基,n 是 0 至 3 的整数,R1 是氢原子、卤素原子、C1-4 烷基、C2-6 烯基、C2-6 炔基或 C1-4 烷氧基,m 是 0 至 3 的整数,R2 是羟基或任选被一个或两个 C1-4 烷氧基取代的 C1-4 烷基,R3 是氢原子、C1-4 烷基或 C2-6 烷炔基。