You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[5-[6-(cyclopropylcarbamoylamino)pyrido[2,3-b]pyrazin-3-yl]thiophen-2-yl]methylcarbamic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H16N6O3S
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