abstract |
There is provided compounds of formula (I): wherein Y, ring A, D1, D2, D3, L1, Y1, L2, Y2, L3 and Y3 have meanings given in the description, and pharmaceutically-acceptable salts thereof, which compounds are useful in the treatment of diseases in which inhibition of leukotriene C4 synthase is desired and/or required, and particularly in the treatment of a respiratory disorder and/or inflammation. |