You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[2-[2-hydroxy-3-[4-[2-(3,4,5-trimethoxyphenyl)ethyl]piperazin-1-yl]propoxy]phenyl]-4-methyl-2-propan-2-yl-1,4-benzothiazin-3-one;dihydrochloride into its molecular formula.
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C36H49Cl2N3O6S
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