20342
From this , we conclude that the observed cytotoxicity to P . gaudichaudianum essential oil and nerolidol is mainly related to ROS and DNA single strand breaks generated by the presence of oxidative lesions .
 Chemical: nerolidol
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: nerolidol