1559
Atorvastatin ( Ato ) possesses pleiotropic properties that have been reported to improve endothelial function through increased availability of NO and reduced O2 - production in various forms of hypertension .
 Chemical: Atorvastatin; Chemical: Ato; Chemical: NO; Chemical: O2 -; Disease: hypertension
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: Atorvastatin, Ato, NO, O2 -, hypertension 
Answer:
 Chemical: Atorvastatin; Chemical: Ato; Chemical: NO; Chemical: O2 -; Disease: hypertension