You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[6-(aminomethyl)imidazo[1,2-a]pyridin-2-yl]-[3-(2-hydroxyethyl)-4-(hydroxymethyl)pyrrolidin-1-yl]methanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H22N4O3
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