摘要:
A compound of the formula (I): ##STR1## wherein X.sup.1 is a group of one of the following formulae (1), (2) and (3): ##STR2## R.sup.1 is a branched long chain alkyl group, R.sup.2 is --CONHR.sup.3, a carboxyl group or a hydrogen atom, n is an integer of 0, 1 or 2, and R.sup.3 is a lower alkyl group or a phenyl group, or a pharmaceutically acceptable salt thereof, which is useful as a selectin inhibitor, and can be used in the prophylaxis or treatment of various inflammatory diseases such as inflammatory dermatitis (e.g., atopic dermatitis, contact hypersensitivity, photodermatosis, etc.), autoimmune chronic diseases (e.g. rheumatoid arthritis, chronic thyroiditis, etc.), and ischemia-reperfusion injury.