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In the femur , ELD , ELD + ALN , and ALF + ALN treatment significantly increased the ultimate load , compared with the OVX - control group , and ELD + ALN resulted in a significantly higher ultimate load than ALN monotherapy .
 ELD, ELD, ALN, ALF, ALN, ELD, ALN, ALN
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 ELD, ELD, ALN, ALF, ALN, ELD, ALN, ALN