12573
Final comparative molecular field analysis ( CoMFA ) and comparative molecular similarity indices analysis ( CoMSIA ) models were chosen based on the rational selection method , Gasteiger - H u ckel charges and a grid spacing of 0 . 5 A .
 None
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:  
Answer:
 None