Lewis a六糖-BSA , Lewisa (Lea) hexaose linked to BSA/ Lacto-N-difucohexaose II – BSA/ LNDFH II – BSA, Galβ1-3(Fucα1-4)GlcNAcβ1-3Galβ1-4(Fucα1-3)Glc, 货号:GLY055-BSA