摘要 |
The invention discloses hydroxamide acids of formula (B) which are useful in treating disease conditions mediated by TNF- alpha , such as rheumatoid arthritis, osteoarthritis, sepsis, AIDS, ulcerative colitis, multiple sclerosis, Crohn's disease and degenerative cartilage loss. In the above formula, the dotted line represents an optional double bond, and R5, R6, R7, R8, R11, R12, X, Y and Z have the meanings given in the specification. |