7150
Adult male zebrafish were injected with vehicle ( control ) or TCDD ( 70ng / g , ip ) 1 day prior to partial amputation of the ventricle apex .
 Chemical: TCDD
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: TCDD