3-Benzyloxy-5-nitro-4-trifluoromethanesulfonyloxy-benzoic acid methyl ester
5-nitrovanillic acid
4-hydroxy-3-methoxy-5-nitrobenzoic acid methyl ester
4-hydroxy-3-methoxybenzoic acid methyl ester
3-Benzyloxy-4-iodo-5-nitro-benzoic acid methyl ester