(E)-3-(4-hydroxy-3-methoxy-5-nitrophenyl)prop-2-enoic acid

2-[(4-hydroxy-3-methoxyphenyl)methylidene]-1-benzofuran-3-one

2-chloro-6-methoxycyclohexa-2,5-diene-1,4-dione

3,4-dibromo-5-(ethoxymethyl)benzene-1,2-diol

2-methoxy-4-[(Z)-2-(1-methylpyridin-1-ium-2-yl)ethenyl]phenol,iodide