4-Hydroxy-2-nitronicotinaldehyde
2-(2-Iodo-4-(trifluoromethyl)pyridin-3-yl)-2-hydroxyacetic acid
2-Hydroxy-4-nitronicotinaldehyde
2-(2-Iodo-3-(trifluoromethyl)pyridin-5-yl)-2-hydroxyacetic acid
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