Figure 3. Basic structure of anthocyanidins [29]

From

Vinification By-products and Their Phenolic Compounds

Milene Teixeira Barcia, Paula Becker Pertuzatti, Vivian Caetano Bochi, Isidro Hermosín-Gutiérrez, Helena Teixeira Godoy

American Journal of Food Science and Technology. 2015, 3(4A), 18-23 doi:10.12691/ajfst-3-4A-4