BIPHENYL COMPOUNDS, PHARMACEUTICAL COMPOSITIONS COMPRISING THEM, PROCESSES FOR THEIR PREPARATION AND USES THEREOF FOR THE PREPARATION OF MEDICAMENTS FOR ANTAGONIZING A MUSCARINIC RECEPTOR
Compounds of formula XVIII: wherein a, R 1 , b, R 2 , W, c, R 3 , m, R 4 , s, Ar 1 , t, n , d , R 6 , p and R' are as defined in the specification, are intermediates in the preparation of biphenyl compounds useful as muscarinic receptor antagonists.