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Maximal contraction to norepinephrine was modestly reduced in arteries from LNNA compared with control rats whereas the maximum contraction to ET - 1 was significantly reduced ( 54 % control ) .
 Chemical: norepinephrine; Chemical: LNNA
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: norepinephrine; Chemical: LNNA