19375
Developing one that is a small molecule kinase inhibitor that binds competitively with respect to ATP with superb selectivity is even more difficult , which makes the design and optimization work described by Jimenez et al .
 Chemical: ATP
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: ATP