19013
Anti - influenza active and low toxic N - phenyl - substituted beta - amidoamidines structurally related to natural antibiotic amidinomycin .
 Chemical: N - phenyl - substituted beta - amidoamidines; Chemical: amidinomycin
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: N - phenyl - substituted beta - amidoamidines; Chemical: amidinomycin