besides the common occurrence of various pentoses and hexoses , the glycoconjugates of one strain contain 4-o-methyl xylose , a 2-o-methyl pentose ( probably 2-o-methyl arabinose ) and 3-o-methyl galactose , whereas those of the other strain contain 6-o-methyl mannose and 3-o-methyl glucose .
C0043375
xylose
C0030894
pentose