| 主权项 |
1. A compound comprising a residue of a benzamide-based compound covalently attached via a stable or releasable linkage to a water-soluble, non-peptidic oligomer;
wherein the residue of the benzamide-based compound is a residue of a compound of Formula I: wherein:
R1 is lower alkyl;R2 is lower alkyl;a is 1, 2, 3, or 4;Y is O or S;R3 is lower alkyl;R4 is hydrogen, halo, lower alkoxy, amino, or lower alkylamino;R5 is hydrogen, halo, lower alkoxy, amino, or lower alkylamino; andR6 is hydrogen, halo, lower alkoxy, amino, or lower alkylamino; and pharmaceutically acceptable salts thereof. |
