You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (3R,5R,6S)-6-(2-heptyl-1-hydroxyquinolin-1-ium-4-yl)oxy-3,4,5-trihydroxyoxane-2-carboxylic acid into molecular formula.
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C22H30NO8+
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