9150
A series of glucono - appended 1 - pyrenesulfonyl derivatives containing alpha , omega - diaminoalkane spacers ( Pn , where n , the number of methylene units separating the amino groups , is 2 , 3 , 4 , 6 , 7 , and 8 ) have been prepared .
 glucono, 1 - pyrenesulfonyl, alpha , omega - diaminoalkane, methylene, amino
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 glucono, 1 - pyrenesulfonyl, alpha , omega - diaminoalkane, methylene, amino