| abstract |
The present invention relates to novel compounds of the general formula wherein R1 is optionally mono-, di- or tri-substituted phenyl, pyridyl, thienyl, furyl, imidazolyl, triazolyl, pyrrolyl, thiazolyl or N-oxido-pyridinyl; and their salts, processes for their preparation, their use as intermediates useful in the preparation of medicaments for the treatment of pain, anxiety and functional gastrointestinal disorders, and for the synthesis of the compounds. HE |