146948-44-9
4-氨基-2-甲基-5-硝基苯甲酸甲酯
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885518-55-8
Methyl 6-nitro-1H-indazole-4-carboxylate
885518-56-9
Methyl 6-amino-1H-indazole-4-carboxylate
885519-61-9
6-硝基-1H-吲唑-4-羧酸