27472
In this paper , we characterize the structures and energetics of the ground and low - lying excited states of the ClFn ( + ) ( n = 1 - 6 ) ions , using high level ab initio methods [ MRCI , CCSD ( T ) / RCCSD ( T ) ] with large correlation consistent basis sets .
 Chemical: ClFn ( + )
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: ClFn ( + ) 
Answer:
 Chemical: ClFn ( + )