In one aspect, the present invention provides compounds having formula (1)
or (100), a salt thereof or a hydrate of the foregoing, which compounds
exhibit excellent cell adhesion inhibitory action or cell infiltration
inhibitory action, and are useful as therapeutic or prophylactic agents
for various inflammatory diseases and autoimmune diseases associated with
adhesion and infiltration of leukocytes, such as inflammatory bowel
disease (particularly ulcerative colitis or Crohn's disease), irritable
bowel syndrome; rheumatoid arthritis, psoriasis, multiple sclerosis,
asthma and atopic dermatitis. ##STR00001## wherein R10 represents
optionally substituted cycloalkyl, etc., R20-23 represent hydrogen,
alkyl, alkoxy, etc., R30-32 represent hydrogen, alkyl, oxo, etc., and R40
represents optionally substituted alkyl, etc.