16057
Novel dispirooxindole - pyrrolidine derivatives have been synthesized through 1 , 3 - dipolar cycloaddition of an azomethine ylide generated from isatin and sarcosine with the dipolarophile 3 - ( 1H - indol - 3 - yl ) - 3 - oxo - 2 - ( 2 - oxoindolin - 3 - ylidene ) propanenitrile , and also spiro compound of acenaphthenequinone obtained by the same optimized reaction condition .
 Chemical: dispirooxindole - pyrrolidine; Chemical: azomethine; Chemical: isatin; Chemical: sarcosine; Chemical: 3 - ( 1H - indol - 3 - yl ) - 3 - oxo - 2 - ( 2 - oxoindolin - 3 - ylidene ) propanenitrile; Chemical: acenaphthenequinone
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: dispirooxindole - pyrrolidine, azomethine, isatin, sarcosine, 3 - ( 1H - indol - 3 - yl ) - 3 - oxo - 2 - ( 2 - oxoindolin - 3 - ylidene ) propanenitrile, acenaphthenequinone 
Answer:
 Chemical: dispirooxindole - pyrrolidine; Chemical: azomethine; Chemical: isatin; Chemical: sarcosine; Chemical: 3 - ( 1H - indol - 3 - yl ) - 3 - oxo - 2 - ( 2 - oxoindolin - 3 - ylidene ) propanenitrile; Chemical: acenaphthenequinone