Compounds expressed by the following general formula (1),
##STR1##
[wherein, R01 and R02 are each independently a hydrogen
atom or a protecting group for a hydroxyl group; Z is one out of the following
formulae (1-1), (1-2), (1-3), (1-4) and (1-5)].
##STR2##
The compounds can be used as active ingredients of treating agents for inflammatory
respiratory diseases, malignant tumors, rheumatoid arthritis, osteoporosis, diabetes
mellitus, hypertension, alopecia, acne, psoriasis, dermatitis, hypercalcemia, hypoparathyroidism
and metabolic disorder of cartilage.