30389
We investigated the torsional modes more explicitly by computing potential energy surfaces of HMP as a function of the two dihedral angles tau OCOH and tau OOCO .
 Chemical: HMP; Chemical: OCOH; Chemical: OOCO
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: HMP, OCOH, OOCO 
Answer:
 Chemical: HMP; Chemical: OCOH; Chemical: OOCO