You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 1-(3,4-dimethoxyphenyl)-N-[(Z)-(5-methoxy-2-prop-2-ynoxyphenyl)methylideneamino]methanamine using the IUPAC nomenclature.
user
C20H22N2O4
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