2934
Effects of combined treatment with eldecalcitol and alendronate on bone mass , mechanical properties , and bone histomorphometry in ovariectomized rats : a comparison with alfacalcidol and alendronate .
 Chemical: eldecalcitol; Chemical: alendronate; Chemical: alfacalcidol; Chemical: alendronate
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: eldecalcitol, alendronate, alfacalcidol, alendronate 
Answer:
 Chemical: eldecalcitol; Chemical: alendronate; Chemical: alfacalcidol; Chemical: alendronate