4546
Their anticholinesterase activity was carried out by the Ellman assay against both enzymes , acetylcholinesterase ( AChE ) and butyrylcholinesterase , and diterpene sclareol exhibited fairly good activity against both the enzymes while the two triterpenoids oleanolic and ursolic acids exhibited selective activity against AChE .
 Chemical: sclareol; Chemical: oleanolic and ursolic acids
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: sclareol, oleanolic and ursolic acids 
Answer:
 Chemical: sclareol; Chemical: oleanolic and ursolic acids