A compound of formula (1):
or an ester or amide derivative thereof, in which
a is an integer from 1 to 6
b is an integer from 2 to 7
R5 and R6 are each hydrogen or C1-6 alkyl,
or a pharmaceutically acceptable salt thereof, in which each of R1 and R2, which may be the same or different, is hydrogen, halogen, ortrifluoromethyl, R3ia hydrogen or methyl;
together form a five or six membered ring, X is -0- or a bond and n is 1 or 2; a process for preparing such compounds and their use in medicine and agriculture.
式(1)化合物:或其
酯或
酰胺衍
生物,其中a为1至6的整数b为2至7的整数R5和R6各自为
氢或C1-6烷基,或其药学上可接受的盐,其中R1和R2各自(可以相同或不同)为
氢、卤素、或三
氟甲基,R3ia
氢或
甲基;共同形成五或六员环,X为-0-或键,n为1或2;制备此类化合物的工艺及其在医药和农业中的用途。