| 摘要 |
Retinoid-like activity is exhibited by compounds of the formula <IMAGE> wherein A is pyridyl, furyl, thienyl, pyridazinyl, pyrimidinyl or pyrazinyl; n is 0-5; and B is H, -COOH and its esters, amides and pharmaceutically acceptable salts, -CHO and its acetal derivatives, -COR1 and its ketal derivatives where R1 is -(CH2)nCH3 where n is defined above, or -CH2OH and its ether and acyl ester derivatives; or a pharmaceutically acceptable salt.
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