You can look for data for a specific sample by clicking on show samples. A list of publicly available data will show. You can search by name, category or precursors. Click on the name of the sample you will be directed to the available data.
Click on Search Data you will be directed to the following page. You can search by choosing one or multiple criteria such as category, precursors, specific mass, mass range, relative intensity (to the highest peak in the spectrum), chemical formula or/and families.