none of the primary and methylated amines tested ( i.e . methylamine , dimethylamine , trimethylamine , tetramethylammonium chloride , choline , ethylamine , propylamine , butylamine and benzylamine ) were utilized as a carbon and energy source , although the majority of yeasts ( 86 % ) were able to utilize one or more of these compounds as a nitrogen source .
C0002508
amines
C0033504
propylamine