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LC-MS chromatogram of anthocyanin standard. (a) Pelargonidin, (b) pelargonidin-3-glu, (c) Cyanidin, (d) Cyanidin-3-glu, (e) peonidin, (f) peonidin-3-glu. (g) delphinidin, (h) delphinidin-3- glu, (i) petunidin, (j) petunidin-3-glu, (k) malvidin, (l) malvidin-3-glu.
