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Johansson L, Nowak P, Schröder R. "Method for the Synthesis of N-(4-(5-(Difluoromethoxy)-3-(trifluoromethyl)-1H-pyrazol-1-yl)phenyl)-3-fluoroisonicotinamide" [P]. European Patent, EP 3051951 A1, 2017-04-04.
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