(4E)-4-(3H-1,3-benzothiazol-2-ylidene)-3-hydroxycyclohexa-2,5-dien-1-one

(2,4-dihydroxyphenyl)arsonic acid

7-hydroxy-4-phenyl-chroman-2-one

trans-cinnamic acid-(3-hydroxy-phenyl ester)

4-[(2-chlorophenyl)methyl]benzene-1,3-diol