24926
The SFG response is investigated in two vibrational frequency domains , namely , 3050 - 2750 and 1375 - 1240 cm ( - 1 ) .
 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