1. Ludwig Maximilian University of Munich, Garching 85748, Germany
2. Max Planck Institute of Quantum Optics, Garching 85748, Germany
3. Glycoscience Research Laboratory, Genos Ltd., Zagreb 10000, Croatia
4. Bavarian Center for Biomolecular Mass Spectrometry (BayBioMS), Technical University of Munich (TUM), Freising 85354, Germany