Example of dataset come from:
1H-NMR Metabolomic Fingerprints of Tomato with Two Factors (Tissue & Dev. Stages)
Fabien Mounet et al, Quantitative metabolic profiles of tomato flesh and seeds during fruit development: complementary analysis with ANN and PCA. Metabolomics, 2007, 3:273-288.
You can download 2 types of this dataset:
For more information online, see Tomato- Metabolomics - 2006