You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2-N,2-N-bis(3-ethenylphenyl)-5-methylpyrimidine-2,4-diamine;2,2,2-trifluoroacetic acid .
user
C23H21F3N4O2
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