You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (4S,6Z,8E,9R,10S,12E)-15-chloro-9,10,16,18-tetrahydroxy-8-(hydroxymethylimino)-4-methyl-3-oxabicyclo[12.4.0]octadeca-1(14),6,12,15,17-pentaen-2-one into its molecular formula.
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C19H22ClNO7
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