15372
Prenatal developmental toxicity studies on diundecyl and ditridecyl phthalates in Sprague - Dawley rats .
 Chemical: diundecyl and ditridecyl phthalates
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: diundecyl and ditridecyl phthalates 
Answer:
 Chemical: diundecyl and ditridecyl phthalates