| 摘要 |
The present application is directed to compounds having the structure of Formula I:where R<1 >is phenyl, pyridinyl, thiophenyl, furanyl, imidazolyl or trazolyl, each optionally substituted by a straight or branched C1-C6 alkyl, NO2, CF3, C1-C6 alkoxy, chloro, fluoro, bromo, or iodo;where R<a >and R<b >are independently selected from hydrogen, a straight or branched C1-C6 alkyl, NO2, C1-C6 alkoxy, chloro, fluoro, bromo, or iodo; and where X is O or CH3.The compounds may be incorporated into pharmaceutical compositions and administered to patients as a treatment for pain, gastrointestinal disorders, spinal injury, or disorders of the sympathetic nervous system. |
