| 摘要 |
A compound of the formula
wherein
X is CR 1 or N;
Y is CR 3 or N;
R 1 , R 3 , R 4 , R 5 and R 6 are independently H, F, Cl, Br, I, or a hydrocarbon group which optionally contains one or more heteroatoms;
R 7 is a heterocyclic group including one or more N atoms;
R' is R x or NR y R z wherein R x , R y and R z are each H or the same or different groups, including cyclic groups formed by R y and R z with the N atom, of up to 20 C atoms and optionally including up to 3 further heteroatoms selected from N, O and S;
or a pharmaceutically acceptable salt, ester or solvate thereof, has therapeutic utility. |
