5627
1H NMR spectra of ethane - 1 , 2 - diol and other vicinal diols in benzene : GIAO / DFT shift calculations .
 Chemical: 1H; Chemical: ethane - 1 , 2 - diol; Chemical: vicinal diols; Chemical: benzene
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: 1H; Chemical: ethane - 1 , 2 - diol; Chemical: vicinal diols; Chemical: benzene