| abstract |
There is provided a compound of the formula (1) wherein R1 is an optionally substituted C1-10 alkyl; R2 is H, or a C1-6 alkyl which may be substituted with 1 to 3 substituents; R3 is a 5- or 6-membered aromatic group which may be substituted with 1 to 5 substituents, wherein the 5- or 6-membered aromatic group may be fused with a 5- or 6- membered ring which may be substituted with 1 to 3 C1-6 alkyls; R4 is a hydrogen, a halogen, a hydroxy, a cyano, a C1-6 alkyl or a C1-6 alkoxy; Z is -O-, -S-, -SO-, -SO2-, or - NR5- wherein R5 is a hydrogen or a C1-6 alkyl; or a salt thereof or a prodrug thereof, which have CRF receptor antagonist activity and use thereof. |