| 摘要 |
PCT No. PCT/EP96/04039 Sec. 371 Date May 29, 1998 Sec. 102(e) Date May 29, 1998 PCT Filed Sep. 13, 1996 PCT Pub. No. WO97/10212 PCT Pub. Date Mar. 20, 1997The present invention discloses compounds of the formula any of its enantiomers or any mixture thereof, or a pharmaceutically-acceptable addition salt thereof, wherein X, Ar, R, R1, R2, n are as defined herein. |
