Figure 4
![Figure 4](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1471-2105-11-395/MediaObjects/12859_2010_Article_3852_Fig4_HTML.jpg)
Peak identification using the PubChem Compound database. (A) A peak list showing the row selected for identification. (B) Dialog for setting search parameters. (C) Table of candidates obtained from the database within a given mass tolerance. (D) 2D and 3D structural views of the candidate compound.