abstract |
[Problem] To provide a pharmaceutical composition containing a heterocyclic compound having an excellent effect of suppressing the production of collagen and / or an effect of treating a tumor. A general formula (1): [Wherein R 1 represents a group R 5 —Z 1 — or the like. Z 1 represents a lower alkylene group or the like. R 5 is a group Etc. R 13 represents a hydrogen atom or the like. R 2 represents a hydrogen atom or the like. Y represents CH or N. A 1 represents a heterocycle such as an indolediyl group. The heterocyclic ring may have one or more substituents. T represents a group —CO— or the like. R 3 represents a hydrogen atom or the like. R 4 represents a lower alkyl group which may have a hydroxyl group as a substituent. R 3 and R 4 may be bonded together with a nitrogen atom to which they are bonded to form a 5- to 10-membered saturated heterocyclic ring or the like. ] The pharmaceutical composition containing the compound represented by these, and its salt. [Selection figure] None |