27484
Complexes of mono - , bi - ( RB ) , and tridentate ( RT ) receptors with a range of anions ( Cl ( - ) , Br ( - ) , I ( - ) , NO3 ( - ) , H2PO4 ( - ) , HSO4 ( - ) , and tosylate ( TsO ( - ) ) ) have been studied in the gas phase by both experimental and theoretical methods .
 Chemical: Cl ( - ); Chemical: Br ( - ); Chemical: I ( - ); Chemical: NO3 ( - ); Chemical: H2PO4 ( - ); Chemical: HSO4 ( - ); Chemical: tosylate; Chemical: TsO ( - )
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: Cl ( - ); Chemical: Br ( - ); Chemical: I ( - ); Chemical: NO3 ( - ); Chemical: H2PO4 ( - ); Chemical: HSO4 ( - ); Chemical: tosylate; Chemical: TsO ( - )