1: 3,5-difluoropyridine-2-carboxylic acid With hydrogenchloride; oxalyl dichloride; N,N-dimethyl-formamide in 1,4-dioxane; dichloromethane T=20°C; 2 h; 2: 2-methylamino-ethanol With triethylamine in dichloromethane T=20°C; 20 h;