3,3-bis(4-hydroxy-3-nitrophenyl)-2-benzofuran-1-one

2-but-3-en-2-yl-6-nitrophenol

2-(2-methylphenyl)-1,3-benzoxazole

4-hydroxy-3-nitrobenzenesulfonyl fluoride

(4-amino-3-hydroxyphenyl)-phenylmethanone