22163
The major anthocyanins were purified by semi - preparative HPLC and Sephadex LH - 20 column chromatography , and were identified as cyanidin - 3 - O - glucoside , peonidin - 3 - O - glucoside , malvidin - 3 - O - glucoside , petunidin - 3 - O - glucoside , delphinidin - 3 - O - glucoside and pelargonidin - 3 - glucoside by HPLC - ESI / MS and nuclear magnetic resonance spectroscopy ( NMR ) .
 Chemical: anthocyanins; Chemical: cyanidin - 3 - O - glucoside; Chemical: peonidin - 3 - O - glucoside; Chemical: malvidin - 3 - O - glucoside; Chemical: petunidin - 3 - O - glucoside; Chemical: delphinidin - 3 - O - glucoside; Chemical: pelargonidin - 3 - glucoside
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: anthocyanins; Chemical: cyanidin - 3 - O - glucoside; Chemical: peonidin - 3 - O - glucoside; Chemical: malvidin - 3 - O - glucoside; Chemical: petunidin - 3 - O - glucoside; Chemical: delphinidin - 3 - O - glucoside; Chemical: pelargonidin - 3 - glucoside