You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(9R,10S)-3,4,5,19-tetramethoxy-9,10-dimethyl-15,17-dioxatetracyclo[10.7.0.02,7.014,18]nonadeca-1(19),2,4,6,12,14(18)-hexaene is the IUPAC name of a molecule. Please give its SMILES representation.
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