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Fingolimod ( FTY720 ) , a novel drug approved for the treatment of relapsing - remitting multiple sclerosis , activates different sphingosine - 1 - phosphate receptor ( S1PR ) subtypes .
 Chemical: Fingolimod; Chemical: FTY720; Chemical: sphingosine - 1 - phosphate
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: Fingolimod; Chemical: FTY720; Chemical: sphingosine - 1 - phosphate