You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[2-[3-[3-(acetamidomethyl)phenyl]phenyl]-6-[4-(hydroxymethyl)phenyl]-1,3-dioxan-4-yl]methylsulfanyl]pyridine-3-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C33H32N2O6S
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