16630
In contrast to their pro - arrhythmic effects , BPA and E2 reduced infarction size , agreeing with previously described protective effect of estrogen against cardiac infarction .
 Chemical: BPA; Chemical: estrogen
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: BPA; Chemical: estrogen