13453
The present study investigated the inhibitory effects and toxicity mechanism of nonivamide on Phaeodactylum tricornutum .
 Chemical: nonivamide
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: nonivamide 
Answer:
 Chemical: nonivamide