20430
Structure - based design of novel dihydroisoquinoline BACE - 1 inhibitors that do not engage the catalytic aspartates .
 Chemical: dihydroisoquinoline; Chemical: aspartates
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: dihydroisoquinoline, aspartates 
Answer:
 Chemical: dihydroisoquinoline; Chemical: aspartates