| abstract |
The invention relates to new pteridine compounds of formula 1 n n n n n n n n n n wherein R 1 , R 2 , R 3 and R 4 have the meanings given herein, which are useful for the treatment of respiratory or gastrointestinal complaints or diseases, inflammatory diseases of the joints, skin or eyes, diseases of the peripheral or central nervous system, or cancers. The invention further relates to pharmaceutical compositions which contain these compounds. |