Compounds of formula I
their physiologically-hydrolysable and -acceptable esters and salts thereof. Said compounds, esters and pharmaceutically acceptable acid addition salts are useful as pharmaceuticals, e.g. for asthma therapy.
式 I 的化合物
它们的生理可
水解和可接受的酯及其盐。上述化合物、
酯类和药学上可接受的酸加成盐可用作药物,例如用于哮喘治疗。