25847
Thiol derivatization of the alpha , beta - unsaturated amide present in most microcystins was recently shown to simplify analysis of LC - MS chromatograms of a Microcystis culture , making it easier to identify peaks corresponding to microcystins in complex mixtures .
 Chemical: Thiol; Chemical: alpha , beta - unsaturated amide; Chemical: microcystins; Chemical: microcystins
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: Thiol; Chemical: alpha , beta - unsaturated amide; Chemical: microcystins; Chemical: microcystins