2745
After 12weeks , animals were euthanized , and CaCl ( 2 ) - treated , CaCl ( 2 ) - untreated ( n = 12 ) and NaCl - treated aortic segments ( n = 12 ) were collected for histological and molecular assessments .
 Chemical: CaCl ( 2 ); Chemical: CaCl ( 2 ); Chemical: NaCl
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: CaCl ( 2 ), CaCl ( 2 ), NaCl 
Answer:
 Chemical: CaCl ( 2 ); Chemical: CaCl ( 2 ); Chemical: NaCl