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system
Name the molecular formula for the molecule established as (2R)-6-amino-8-(2-fluorophenyl)-3-phenyl-2-(2-phenylethyl)-2,3-dihydro-[1,3]oxazolo[3,2-c]pyrimidine-5,7-dione using the IUPAC nomenclature.
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C26H22FN3O3
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