You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-(4-chlorophenyl)-2-(3-hydroxyphenyl)-5-methyl-N-phenyl-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H20ClN5O2
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