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Pretreatment of the endothelium - intact aortic strips with N ( G ) - nitro - l - arginine methyl ester ( 10 ( - 4 ) M ) , 1 H - [ 1 , 2 , 4 ] - oxadiazolole - [ 4 , 3 - a ] quinoxalin - 10 - one , ( 10 ( - 6 ) M ) and methylene blue ( 10 ( - 5 ) M ) inhibited CA - induced vasorelaxation .
 Chemical: N ( G ) - nitro - l - arginine methyl ester; Chemical: 1 H - [ 1 , 2 , 4 ] - oxadiazolole - [ 4 , 3 - a ] quinoxalin - 10 - one; Chemical: methylene blue
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: N ( G ) - nitro - l - arginine methyl ester; Chemical: 1 H - [ 1 , 2 , 4 ] - oxadiazolole - [ 4 , 3 - a ] quinoxalin - 10 - one; Chemical: methylene blue