You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name ethane;N-[4-[4-[(3S)-3-methylmorpholin-4-yl]-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidin-2-yl]phenyl]-6-phenylmethoxypyrazin-2-amine into its molecular formula.
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C31H37N7O2
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