The present invention relates to compounds represented by formula IA or pharmaceutically acceptable salts and solvates thereof which are useful for treating flaviviridae viral infections wherein R1 is C1-6alkyl or C3-6 cycloalkyl; X is M is R5 is cyclohexyl which is unsubstituted or substituted one or more times by R13; R6 is or cyclohexyl which is substituted in the 4 position by R14; and Y, R14a and R14 are as defined herein.
本发明涉及式 IA 所代表的化合物或其药学上可接受的盐和溶液,可用于治疗黄病毒科病毒感染,其中 R1 是 C1-6 烷基或 C3-6
环烷基;X 是 M 是 R5 是未被取代或被 R13 取代一次或多次的
环己基;R6 是或在 4 位被 R14 取代的
环己基;以及 Y、R14a 和 R14 如本文所定义。