You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 2-(4-fluorophenyl)-1-(pyridin-4-ylmethyl)-5,6,7,8-tetrahydroquinazoline-4-thione is given. What is its corresponding molecular formula?
user
C20H18FN3S
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