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hyberna . resulted in the isolation and identification of four triterpenoids ( 3 beta - O - octadecanoyllupeol ( 1 ) , glut - 5 - en - 3 beta - ol ( 2 ) , 24 - methylenecicloartan - 3 beta - ol ( 3 ) and cicloart - 23 - ene - 3 beta , 25 - diol ( 6 ) ) along with the phenolic compounds ellagic acid ( 4 ) and 3 , 3 ' - di - O - methylellagic acid ( 7 ) .
 triterpenoids, 3 beta - O - octadecanoyllupeol, glut - 5 - en - 3 beta - ol, 24 - methylenecicloartan - 3 beta - ol, cicloart - 23 - ene - 3 beta , 25 - diol, ellagic acid, 3 , 3 ' - di - O - methylellagic acid
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 triterpenoids, 3 beta - O - octadecanoyllupeol, glut - 5 - en - 3 beta - ol, 24 - methylenecicloartan - 3 beta - ol, cicloart - 23 - ene - 3 beta , 25 - diol, ellagic acid, 3 , 3 ' - di - O - methylellagic acid