three retinoids , 4657-57 , 3920-59 , and 4445-75 , which showed 90 to 100 % binding efficiency of that of retinoic acid for cellular retinoic acid-binding protein expressed high biological activity detectable in the range of 10 ( -10 ) m as against 10 ( -11 ) m for retinoic acid .
C0035339
retinoids
C0040845
retinoic acid