Compounds of Formula I are described: preferably subject to the proviso that either (a) R2 and R3 together form —O—CH(R10)—O—, or (b) R5 and R6 together form —O—CH(R10)—O—, wherein R10 is H, halo, or loweralkyl. Pharmaceutical salts, formulations, and methods of using the same in the treatment of cancer are also described.
本发明描述了
化学式I的化合物:优选地满足以下条件之一:(a)R2和R3共同形成—O—CH(R10)—O—,或(b)R5和R6共同形成—O—CH(R10)—O—,其中R10为H,卤素或低碳基。还描述了药物盐,制剂以及使用它们治疗癌症的方法。