What is the role of diamine in the reaction shown below? 
Definitions:
Relative Prices
The price of one good or service compared to another, usually indicating how many units of one good you can exchange for a unit of another.
Quinces
A yellow fruit that is similar to a pear in shape and is often used in cooking or making preserves due to its tart flavor.
Kumquats
Small, edible fruit resembling oranges with a sweet rind and tart flesh, often eaten whole or used in culinary dishes.
Bushel
A unit of volume that is used for measuring quantities of agricultural produce, such as grains.
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