You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (3-methyl-1,2-oxazol-5-yl)methyl-[4-oxo-3-(3-phenylpropyl)-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-7-yl]azanium by IUPAC nomenclature, provide its molecular formula.
user
C24H27N4O2S+
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