7803
Isoorientin ( ISO ) ( CAS RN : 4261 - 42 - 1 ) is a flavonoid compound that can be extracted from several plant species , such as Phyllostachys pubescens , Patrinia , and Drosophyllum lusitanicum .
 Chemical: Isoorientin; Chemical: ISO; Chemical: 4261 - 42 - 1; Chemical: flavonoid
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: Isoorientin; Chemical: ISO; Chemical: 4261 - 42 - 1; Chemical: flavonoid