The present invention relates to new beta-agonists of general formula 1:
1
wherein the groups R
1
to R
12
have the meanings given in the claims and specification, the isomers thereof, processes for preparing these compounds and their use as pharmaceutical compositions.
本发明涉及一般式1:1的新型β-
肾上腺素受体激动剂,其中基团R1至R12的含义如权利要求和说明书中所述,它们的异构体,制备这些化合物的过程以及它们作为药物组合物的用途。