You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-[2-[[6-(2,6-dichloro-3,5-dimethoxyphenyl)-8-(2-methoxyethyl)-5,7-dihydropyrimido[4,5-d]pyrimidin-2-yl]amino]cyclohexyl]prop-2-enamide .
user
C26H34Cl2N6O4
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