341531
23S rRNA ( adenine2085-N6 ) - dimethyltransferase ( , ErmC ' methyltransferase , ermC methylase , ermC 23S rRNA methyltransferase , rRNA : m6A methyltransferase ErmC ' , ErmC ' , rRNA methyltransferase ErmC ' ) is an enzyme with system name S-adenosyl-L-methionine :23 S rRNA ( adenine2085-N6 ) - dimethyltransferase .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None