3435
Overall , we discuss the impact of full relaxation on the energy and structure of the dominant conformations , present the performance comparison with previous molecular mechanics calculations if available , and determine whether our results are impacted , when polarization and diffuse functions are added to the 6 - 31G ( d ) basis set , or when the MP2 level of theory is used .
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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