abstract |
[PROBLEMS] To provide compounds, methods and medicinal preparations for use in treating or preventing osteoporosis by inhibiting bone loss. SOLUTION: The following formula (I) Wherein n is 0, 1 or 2, R and R 1 are hydrogen, hydroxy, alkoxy, acyloxy, bromo and the like, and R 2 is pyrrolidino, piperidino or hexamethylene imino. The compounds described above are useful for treating and preventing osteoporosis. |