28881
Design , synthesis , and biological evaluation of cyclopropyl analogues of stilbene with raloxifene side chain as subtype - selective ligands for estrogen receptor .
 Chemical: cyclopropyl; Chemical: stilbene; Chemical: raloxifene; Chemical: estrogen
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: cyclopropyl, stilbene, raloxifene, estrogen 
Answer:
 Chemical: cyclopropyl; Chemical: stilbene; Chemical: raloxifene; Chemical: estrogen