You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2,5-diethylhexa-2,4-dienedioic acid;trimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azanium;hydrochloride is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H33ClNO6+
assistant