3-Amino-2-methoxy-6-nitro-4-(trifluoromethoxy)pyridine
3-Amino-2-methoxy-4-nitro-6-(trifluoromethoxy)pyridine
2-Amino-6-methoxy-5-nitro-3-(trifluoromethoxy)pyridine
6-Amino-4-chloro-3-nitro-2-(trifluoromethoxy)pyridine
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