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system
Name the molecular formula for the molecule established as 2-(5-benzylsulfanyl-1,3,4-thiadiazol-2-yl)-1'-[(2-fluorophenyl)methyl]spiro[chromeno[2,3-c]pyrrole-1,3'-indole]-2',3,9-trione using the IUPAC nomenclature.
user
C34H21FN4O4S2
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