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system
Provide the molecular formula for the IUPAC named substance 3-[(3R)-8-(dimethylamino)-1-[(1-hydroxycyclobutyl)methyl]-2-oxo-8-phenyl-1-aza-2-azoniaspiro[4.5]decan-3-yl]-N-(2-hydroxyethyl)-2,2-dimethylpropanamide .
user
C28H45N4O4+
assistant