ParticipantID: hshen Category: category 1 and 2 Authors: Huibin, Shen(1) and Nicola, Zamboni(2) and Markus, Heinonen(3) and Juho, Rousu(1) Affiliations: (1) Helsinki Institute for Information Technology; Department of Information and Computer Science, Aalto University, Finland (2) Institute of Molecular Systems Biology, ETH Zurich, Switzerland. (3) IBISC, Université d’Evry-Val d’Essonne, France Automatic pipeline: yes Spectral libraries: yes (MassBank) Abstract We processed only the LC-MS challenges. We predict the molecular fingerprints of the challenge data using FingerID and use them to search the Kegg compound database.