You have a keto center attached with it with you, this is the one which is going to form the carbon dioxide in any case I am not drawing the rest of it. So, this intermediate goes on to attack this center right.
நம்மிடம் ஒரு keto மையம் இணைந்து உள்ளது. இது CO2 ஐ கொடுக்கப்போகிறது.