when only one acyl chain bears a methyl group , the hybrid lecithins 1-heptanoyl-2- ( 2-methylhexanoyl ) phosphatidylcholine and 1- ( 3-methylhexanoyl ) -2-heptanoylphosphatidylcholine are substrates comparable to diheptanoylphosphatidylcholine .
C0031617
lecithins
C1959616
phosphatidylcholine