| abstract |
[PROBLEMS] Provided are pyrrolidine analogs that exhibit inhibitory actions against allodynia induction, methods for their preparation, and neurogenic pain inhibitors.n n n [Remedy] A pyrrolidine analogue, wherein the compound is a compound of formula (I), a salt or an ester thereof, wherein HOOC-φ represents an aromatic substituent having at least one carboxy group bonded to the benzene ring. This compound has a strong inhibitory effect on allodynia induction. |