| abstract |
Compounds of the formula I (see formula) in which R1 to R6 have the definitions described in the specification are described; the compounds are inhibitors of the union between the VCAM-1 molecule and the VLA-4 antigen expression cells and, therefore, are useful for the treatment of diseases whose symptoms and / or lesions can be attributed to the union of the VCAM molecule -1 with VLA-4 expression cells. |