C7H7NO3

The molecular formula C7H7NO3 may refer to:


 * Aminosalicylic acids
 * 4-Aminosalicylic acid
 * Mesalazine
 * 3-Hydroxyanthranilic acid
 * o-Nitroanisole
 * 3-Nitrobenzyl alcohol
 * Salicylhydroxamic acid