5949
A series of nC ( 60 ) samples were prepared using a modified toluene - water solvent - exchange method through the inclusion of a secondary organic solvent in the phase transfer of molecular C ( 60 ) in toluene to nC ( 60 ) in water .
 Chemical: nC ( 60 ); Chemical: toluene; Chemical: C ( 60 ); Chemical: toluene; Chemical: nC ( 60 )
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: nC ( 60 ); Chemical: toluene; Chemical: C ( 60 ); Chemical: toluene; Chemical: nC ( 60 )