10123
Lack of transient receptor potential melastatin 8 activation by phthalate esters that enhance contact hypersensitivity in mice .
 Chemical: phthalate esters
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: phthalate esters