| abstract |
(57) Abstract: A novel piperazinylbenzamide derivative useful as an anxiolytic agent having an analgesic component or a non-toxic pharmaceutically acceptable salt and / or hydrate thereof is provided. A compound having the general formula I is used. Embedded image Wherein R 1 and R 2 are each independently hydrogen, methoxy, halogen or R 1 and R 2 together represent methylenedioxy; and R 3 and R 4 are each independently Represents hydrogen, halogen or methoxy. However, neither R 3 nor R 4 is hydrogen. |