英文别名Methyl 2-chloro-3-nitropyridine-4-carboxylate; 4-Pyridinecarboxylic acid, 2-chloro-3-nitro-, methyl ester; Methyl 2-chloro-3-nitro-pyridine-4-carboxylate; Methyl2-chloro-3-nitroisonicotinate; METHYL 2-CHLORO-3-NITRO ISONICOTINATE; 2-Chloro-3-nitro-4-pyridinecarboxylic acid methyl ester 
