abstract |
This invention provides compounds that are useful for treating patients having a TGF-β-mediated disease, particularly an ALK5-mediated disease. The compounds are represented by formula I: wherein: a-b is CH2CH2, CH2CH2CH2, CH═CH, CH═N, or N═CH; Z is N or C—F; and G is C1-6 aliphatic or a phenyl, naphthyl, or 5-6 membered heteroaryl ring. |