19191
6 ' - Sulfonyloxy derivatives exhibited outstanding affinities to MAO - A ( 7 . 0 nM < IC50 < 49 nM , much higher than moclobemide ) and a pronounced MAO - A / B selectivity .
 Chemical: 6 ' - Sulfonyloxy; Chemical: moclobemide
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: 6 ' - Sulfonyloxy; Chemical: moclobemide