摘要 |
The present invention relates compounds of the formula (I): wherein X represents hydrogen or a C1-4alkyl group optionally substituted by a hydroxy group; Y represents hydrogen, C1-6alkyl or C3-7cycloalkyl; Z is -CR9R10CH2- or -CH2CR9R10; R represents hydrogen, fluorine, hydroxy, C1-6alkyl or C1-6alkoxy; and R1, R2, R3, R4, R5 and R6 are as defined herein. The compounds are of particular use in the treatment or prevention of depression, anxiety, pain, inflammation, migaine, emesis or postherpetic neuralgia. |