23856
Many cyanobacterial species can produce cyanotoxins , among which mycrocistins ( MC ) are a group of =~ 100 congeners of hepatotoxic cyclic heptapeptides .
 Chemical: mycrocistins; Chemical: cyclic heptapeptides
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: mycrocistins; Chemical: cyclic heptapeptides