Compounds of formula:
and pharmaceutically acceptable salts, hydrates, and solvates thereof, wherein R
1
, R
2
, R
3
, R
4
, and R
5
, have the meanings given in the description; pharmaceutical compositions comprising said compounds; and processes for preparing said compounds and methods of use thereof.
式的化合物:及其药用可接受的盐、
水合物和溶剂合物,其中R1、R2、R3、R4和R5的含义如描述中所给出;包括所述化合物的药物组合物;以及制备所述化合物的方法和使用方法。