| 主权项 |
1. A pharmaceutical composition comprising as an active ingredient at least one compound of formula (A): wherein: Het is pyrrolyl, pyrazoyl, imidazolyl, triazolyl, or tetrazolyl; R4 and R5 are each independently H or C1-4alkyl; each X is independently selected from the group consisting of halo, nitro, —OR6, —OCOR6, —COOR6, —R6NCOR6, —CONR62, —COR6, —NR62, —S(O)mR6, —CN, and R7;
wherein R7 is C1-6alkyl, unsubstituted or substituted with halo, OR6, or NR62; each R6 is independently H or C1-4alkyl; m is 0, 1, or 2, and n is 0, 1, 2 or 3; or a tautomer thereof; or a pharmaceutically acceptable salt or solvate thereof. |
