3743
All the extracts were assayed for antibacterial activity but only the hexane extract of stems showed moderate activity on Staphylococcus aureus , which was fractionated and yielded a mixture of 3 , 5 , 4 ' - trimethoxy - 4 - prenylstilbene , lonchocarpine , 4 - hydroxylonchocarpine and derricidine , reported for the first time in D . duckeana and other fraction with beta - sitosterol and stigmasterol mixture .
 Chemical: hexane; Chemical: 3 , 5 , 4 ' - trimethoxy - 4 - prenylstilbene; Chemical: lonchocarpine; Chemical: 4 - hydroxylonchocarpine; Chemical: derricidine; Chemical: beta - sitosterol; Chemical: stigmasterol
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: hexane, 3 , 5 , 4 ' - trimethoxy - 4 - prenylstilbene, lonchocarpine, 4 - hydroxylonchocarpine, derricidine, beta - sitosterol, stigmasterol 
Answer:
 Chemical: hexane; Chemical: 3 , 5 , 4 ' - trimethoxy - 4 - prenylstilbene; Chemical: lonchocarpine; Chemical: 4 - hydroxylonchocarpine; Chemical: derricidine; Chemical: beta - sitosterol; Chemical: stigmasterol