摘要 |
Compounds of the formula IN WHICH Ar is phenyl optionally substituted by a halogen atom, by one or two methyl groups or by 1-4 carbon alkoxy groups are provided as novel therapeutic agents which have inter alia analgesic, vasodilatory, hypotensive, anticholinergic, spasmolytic, atropinic, gastric antisecretory, anti-ulcerous and diuretic properties. |