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Two new spirostanols and a new furostanol , reinocarnoside A ( 1 ) , B ( 2 ) and C ( 3 ) , were isolated from the roots of Reineckia carnea , together with two known compounds , ( 25S ) - 1 beta , 3 beta , 4 beta - trihydroxyspirostan - 5 beta - yl - O - beta - D - glucopyranoside ( 4 ) , kitigenin - 5 beta - O - beta - D - glucopyranoside ( 5 ) .
 spirostanols, furostanol, reinocarnoside A ( 1 ) , B ( 2 ) and C ( 3 ), ( 25S ) - 1 beta , 3 beta , 4 beta - trihydroxyspirostan - 5 beta - yl - O - beta - D - glucopyranoside, kitigenin - 5 beta - O - beta - D - glucopyranoside
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 spirostanols, furostanol, reinocarnoside A ( 1 ) , B ( 2 ) and C ( 3 ), ( 25S ) - 1 beta , 3 beta , 4 beta - trihydroxyspirostan - 5 beta - yl - O - beta - D - glucopyranoside, kitigenin - 5 beta - O - beta - D - glucopyranoside