There is provided a novel compound that inhibits phosphatidylinositol 3-kinase (PI3K) and/or the mammalian target of rapamycin (mTOR) and exhibits anti-tumor activity. The present invention provides a compound represented by the following formula (1) having various substituents that inhibits PI3K and/or mTOR and exhibits anti-tumor activity:
wherein R
1
, R
2
, R
3
, R
4
, R
a
, R
b
, R
c
, and X each have the same meaning as defined in the specification.
There is provided a novel compound that inhibits phosphatidylinositol 3-kinase (PI3K) and/or the mammalian target of rapamycin (mTOR) and exhibits anti-tumor activity. The present invention provides a compound represented by the following formula (1) having various substituents that inhibits PI3K and/or mTOR and exhibits anti-tumor activity:
wherein R1, R2, R3, R4, Ra, Rb, Rc, and X each have the same meaning as defined in the specification.