BICYCLIC [4,6,0] HYDROXAMIC ACIDS AS HDAC6 INHIBITORS

摘要

The present invention relates to inhibitors of zinc-dependent histone deacetylases (HDACs) useful in the treatment of diseases or disorders associated with HDAC6, having a Formulae I or Formula II: where R, L, X1, X2, X3,X4, X5, Y1, Y2, Y3, and Y4 are described herein.