| 主权项 |
1. A pharmaceutical composition comprising:
a therapeutically effective amount of a metallocene compound having formula MET-B, or a pharmaceutically acceptable salt thereof: and a pharmaceutically acceptable diluent, excipient, or carrier; wherein: M is Ti, Zr, or Hf; each Rx, RY, and Rz independently is H, a halide, hydrocarbyl group, halogenated hydrocarbyl group, oxygen-containing group, sulfur-containing group, nitrogen-containing group, or silicon-containing group; E1 is C or Si; R1 and R2 are independently H or a hydrocarbyl group, halogenated hydrocarbyl group, oxygen-containing group, sulfur-containing group, nitrogen-containing group, or silicon-containing group; X1 and X2 are independently a monoanionic ligand; and q, r, and s are independently 0, 1, 2, 3, or 4. |
