The present invention relates to novel antagonists for CCR2 (CC chemokine receptor 2) and their use for providing medicaments for treating conditions and diseases, especially pulmonary diseases like asthma and COPD. Formula (I), wherein A is selected from among a single bond, =CH-, -CH2-, -O-, -S-, and -NH-; wherein n is 1, 2 or 3; wherein Z is C or N, the other variables are as defined in the claims, as well as in form of their acid addition salts with pharmacologically acceptable acids.