You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[4,6-bis(3,5-ditert-butyl-2-hydroxyphenyl)-1,3,5-triazin-2-yl]-4,6-ditert-butylphenol is the IUPAC name of a molecule. Please give its molecular formula.
user
C45H63N3O3
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