839
Nesaea crassicaulis anthocyanins were identified according to their fragment mass spectra and ultra - visible - violet spectral characteristics and 1D and 2D NMR spectra as - 3 , 5 - di - O - beta - glucosides of delphinidin , cyanidin , petunidin , malvidin and peonidin as well as cyanidine and peonidin - 3 - O - beta - glucoside .
 anthocyanins, - 3 , 5 - di - O - beta - glucosides of delphinidin, cyanidin, petunidin, malvidin, peonidin, cyanidine, peonidin - 3 - O - beta - glucoside
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 anthocyanins, - 3 , 5 - di - O - beta - glucosides of delphinidin, cyanidin, petunidin, malvidin, peonidin, cyanidine, peonidin - 3 - O - beta - glucoside