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Tetrabutylammonium hydroxide Tetrabutylammonium perchlorate Tetrabutyl ammonium chloride Tetrabutylammonium bromide Tetrabutylammonium hydrogen sulfate Tetrabutylammonium tribromide Tetrabutylammonium hexafluorophosphate N,N,N',N'-TETRAETHYLMETHYLENEDIAMINE N,N,N',N'-TETRA-N-BUTYL METHYLENEDIAMINE N,N-Dibutylformamide