摘要 |
Compounds formula (IA) or (IB), wherein W represents HO(C=O)-, HONH(C=O)- or H(C=O)N(OH)-; X represents -O- or -S-; and R1, R2, and R3 are as defined in the description and claims, are inhibitors of matrix metalloproteinases, in particular MMP9 and/or MMP12. |