GlyTouCan ID	IUPAC Condensed	Motifs	Subsumption Level	Monoisotopic Mass
G12460GN		"[{""label"":""GM4"",""id"":""G30207PZ""},{""label"":""Polysialic acid"",""id"":""G00065MO""}]"	Linkage-defined saccharide