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system
Name the molecular formula for the molecule established as 2-chloro-N-[(2R)-4-[1-(difluoromethyl)-3-methylpyrazolidin-4-yl]sulfonyl-2-(hydroxymethyl)-2,3,4a,5,6,7,8,8a-octahydrobenzo[b][1,4]oxazin-6-yl]-6-fluorocyclohexane-1-carboxamide using the IUPAC nomenclature.
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C21H34ClF3N4O5S
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