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system
Name the molecular formula for the molecule established as ethyl 2-[(3-cyano-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophen-2-yl)amino]-3,3,3-trifluoro-2-[(4-fluorobenzoyl)amino]propanoate using the IUPAC nomenclature.
user
C22H21F4N3O3S
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