| Structure | Calculated Mass | Precursor Mass | Taxonomy | Tissue | Reference |
| 691.25 | 690.4 | Standard | standard | Tandem mass spectra of glycan substructures enable the multistage mass spectrometric identification of determinants on oligosaccharides |
UniCarb-DB data licensed under 
Supported by Nectar | ANDS | STINT | SIB ExPASy | GGE
