| abstract |
A pharmaceutical composition for inhibiting osteoclast growth is disclosed in the present invention. The pharmaceutical composition includes a compound represented by a formula (I), and a pharmaceutically acceptable salt and excipient: wherein R1, R2, R3, R4 can be one selected from a group consisting of hydrogen, halogen, C1 to C10 alkyl group, C2 to C10 alkynyl group, amino group, haloalkyl group and sulfonamide group. |