You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named methyl 3-[2-[bis(2-chloroethyl)aminomethyl]-5-nitrophenyl]-2-[[2-[(5R,8S,9R,10R,12R)-1,5,9-trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-yl]acetyl]amino]propanoate is given. What is its corresponding molecular formula?
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C32H45Cl2N3O9
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