26251
This compound was tested in a U87MG xenograft model , but displayed less potency than ZSTK474 as a result of an unfavorable pharmacokinetic profile .
 Chemical: ZSTK474
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: ZSTK474