79792
It is defined by IUPAC as : a chemical reaction ( or reaction sequence ) in which one or more new elements of chirality are formed in a substrate molecule and which produces the stereoisomeric ( enantiomeric or diastereoisomeric ) products in unequal amounts .
 IUPAC
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 IUPAC