15331
In contrast , following NBUP administration , comparable plasma NBUP concentrations were observed in both genders and strains .
 Chemical: NBUP; Chemical: NBUP
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: NBUP; Chemical: NBUP