6752
The content of 1 - propanol , ethyl acetate , 2 - methyl - 1 - propanol , 3 - methyl - 1 - butanol and 2 - methyl - 1 - butanol was determined by means of head space solid phase microextraction gas chromatography mass - spectrometry .
 Chemical: 1 - propanol; Chemical: ethyl acetate; Chemical: 2 - methyl - 1 - propanol; Chemical: 3 - methyl - 1 - butanol; Chemical: 2 - methyl - 1 - butanol
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: 1 - propanol, ethyl acetate, 2 - methyl - 1 - propanol, 3 - methyl - 1 - butanol, 2 - methyl - 1 - butanol 
Answer:
 Chemical: 1 - propanol; Chemical: ethyl acetate; Chemical: 2 - methyl - 1 - propanol; Chemical: 3 - methyl - 1 - butanol; Chemical: 2 - methyl - 1 - butanol