Compounds useful for inhibiting raf dimers

Abstract

The disclosure provides compounds of Formula I (Formula I) (c) And the pharmaceutically acceptable salts thereof. The A, B, C, and D rings and the variables, R, R, R, R, L, L, L, and L, are defined herein. Compounds and salts of Formula I are useful as inhibitors of RAF kinase dimerization, including dimerization of wild type and mutant BRAF kinases. The disclosure includes pharmaceutical compositions comprising a compound or salt of Formula I. The disclosure also includes methods of treating a cancer susceptible to treatment with an inhibitor of BRAF dimers or BRAF dimerization, comprising administering a therapeutically effective amount of a compound or salt of Formula I to a patient in need of such treatment. These cancers susceptible to treatment with an inhibitor of BRAF dimers or BRAF dimerization include melanoma, thyroid cancer, hairy cell leukemia, ovarian cancer, lung cancer, and colorectal cancer.