1061
The structure of tsukubachelin B ( 1 ) comprises 6 mol of amino acids , including 2 mol of serine and 1 mol each of ornithine , N - alpha - methyl - N - delta - hydroxy - N - delta - formylornithine , N - alpha - methyl - N - delta - hydroxyornithine , and cyclic N - hydroxyornithine .
 Chemical: tsukubachelin B; Chemical: amino acids; Chemical: serine; Chemical: ornithine; Chemical: N - alpha - methyl - N - delta - hydroxy - N - delta - formylornithine; Chemical: N - alpha - methyl - N - delta - hydroxyornithine; Chemical: cyclic N - hydroxyornithine
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: tsukubachelin B; Chemical: amino acids; Chemical: serine; Chemical: ornithine; Chemical: N - alpha - methyl - N - delta - hydroxy - N - delta - formylornithine; Chemical: N - alpha - methyl - N - delta - hydroxyornithine; Chemical: cyclic N - hydroxyornithine