2-Nitro-4-(trifluoromethyl)benzoic acid2-Nitro-4-(trifluoromethyl)benzoic acid 97%2-Nitro-4-trifluoromethylbenzoic acid2-硝基-4-(三氟甲基)苯甲酸2-Nitro-α,α,α-trifluor-p-toluic acid2-硝基-α,α,α-三氟对甲苯酸2-Nitro-4-(trifluoromethyl)benzoic acidα,α,α-Trifluoro-2-nitro-p-toluic Acid4-(Trifluoromethyl)-2-nitrobenzoic Acid