3-Iodo-2-methoxy-4-nitro-5-(trifluoromethoxy)pyridine
6-Iodo-2-methoxy-4-nitro-3-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-2-acetic acid
2-Iodo-6-methoxy-3-nitro-4-(trifluoromethoxy)pyridine
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