You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [3-acetamido-4-[3-[2-acetamido-4-[bis[2-(2-methylprop-2-enoyloxy)ethyl]amino]phenyl]-2,4-dioxocyclobutylidene]cyclohexa-2,5-dien-1-ylidene]-bis[2-(2-methylprop-2-enoyloxy)ethyl]azanium by IUPAC nomenclature, provide its molecular formula.
user
C44H51N4O12+
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