| 摘要 |
The present invention relates to chemical compounds having the formula:or a pharmaceutically acceptable salt thereof. R1 is selected from the group consisting of:R2 is selected from the group consisting ofhydrogen, CH3-, FCH2-, F2CH-R3 is selected from the group consisting of:X is selected from the group consisting of hydrogen, halogen, cyano, -NH2, -N(CH3)2, -HSO2NH2, -SO2NH2 and -SCH3. The subscript n is 0 or 1. |
