1974
Moreover , in the case of the relative energies between ( 4 ) II and ( 6 ) II , the use of the B3LYP ( * ) functional provided a difference of 0 . 0 kcal mol ( - 1 ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None