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Trans - cyclo - ( D - tryptophanyl - L - tyrosyl ) ( 1 ) did not show antimicrobial activity at a concentration of 50 micro g per disc against Bacillus subtilis , Staphylococcus aureus , Streptomyces viridochromogenes , Escherichia coli , Candida albicans and Mucor miehei .
 Chemical: Trans - cyclo - ( D - tryptophanyl - L - tyrosyl )
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: Trans - cyclo - ( D - tryptophanyl - L - tyrosyl ) 
Answer:
 Chemical: Trans - cyclo - ( D - tryptophanyl - L - tyrosyl )