5-Ý5-Ý2-(3,5-BIS(TRIFLUOROMETHYL)PHENYL)-2-METHYLPROPANOYLMETHYLAMINO¨-4-(4-FLUORO-2-METHYLPHENYL)¨-2-PYRIDINYL-2-ALKYL-PROLINAMIDE AS NK1 RECEPTOR ANTAGONISTS

摘要

The invention provides a compound of formula (I) or a pharmaceutically acceptable salt thereof, wherein R is C1-4 alkyl useful in the treatment of diseases and conditions for which antagonism of NK1 receptor is beneficial.