Potassium trifluoro(2-((tetrahydro-2H-pyran-2-yl)oxy)ethyl)borate
Potassium trifluoro(6-fluoro-5-methylpyridin-3-yl)borate
Potassium tert-butoxymethyltrifluoroborate
Potassium 2-(hydroxymethyl)phenyltrifluoroborate