three lipids , the galactolipids monogalactosyldiacylglycerol ( mgdg ) and digalactosyldiacylglycerol ( dgdg ) , and the sulfated glycolipid sulfoquinovosyldiacylglycerol ( sl ) , constitute the total glycolipid complement and some 70-80 % of the total polar lipid at both levels .
C0060960
galactolipids
C0017950
glycolipid