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system
Name the molecular formula for the molecule established as N-carbamoyl-2-[[11-ethyl-4-(3-methoxyphenyl)-3-oxo-8-thia-4,6,11-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),5-trien-5-yl]sulfanyl]acetamide using the IUPAC nomenclature.
user
C21H23N5O4S2
assistant