主权项 |
1. A compound of formula (I): wherein:
m is 2 and n is 1;X is selected from O, NH, N(C1-C6)alkyl, NC(O)(C1-C6)alkyl, N(SO2(C1-C6)alkyl), S and SO2;R1 is phenyl or napthylwherein said phenyl or napthyl is optionally substituted with one or more substituents independently selected from halo, (C1-C6)alkyl, (C1-C6)alkoxy,(C1-C6)alkoxy(C1-C6)alkyl, cyano, CF3, NH(C1-C6)alkyl, N((C1-C6)alkyl)2, CO(C1-C6)alkyl, C(O)O(C1-C6)alkyl, C(O)NH(C1-C6)alkyl, C(O)N((C1-C6)alkyl)2, C(O)OH and C(O)NH2;R2 is selected from:(i) H and hydroxy;(ii) (C1-C6)alkyl, which is optionally substituted by O(C1-C6)alkyl or phenyl;(iii) O(C1-C6)alkyl, which is optionally substituted by O(C1-C6)alkyl;(iv) NH(C1-C6)alkyl, said alkyl group being optionally substituted by O(C1-C6)alkyl; and(v) N((C1-C6)alkyl)2, one or both of said alkyl groups being optionally substituted by O(C1-C6)alkyl;R3 is selected from H, (C1-C6)alkyl and (C1-C6)alkoxy(C1-C6)alkyl;R4, R5, R6 and R7 are each independently selected from H, halo, hydroxy, CN, (C1-C6)alkyl, NH(C1-C6)alkyl, N((C1-C6)alkyl)2 and O(C1-C6)alkyl;R8 is selected from H, (C1-C6)alkyl, (C1-C6)alkoxy(C1-C6)alkyl, CH2OH, CH2NH2, CH2NH(C1-C6)alkyl, CH2N((C1-C6)alkyl)2, CN, C(O)NH2, C(O)NH(C1-C6)alkyl and C(O)N((C1-C6)alkyl)2; a tautomer thereof or a pharmaceutically acceptable salt of said compound or tautomer. |