4986
Present studies test if the soluble guanylate cyclase stimulator BAY 41 - 8543 reduces pulmonary vascular resistance and protects RV function .
 Chemical: BAY 41 - 8543
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: BAY 41 - 8543 
Answer:
 Chemical: BAY 41 - 8543