You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[3-[4-[ethanimidoyl(2-methylpropanimidoyl)amino]hex-1-en-2-yl-methylamino]-1-(5-nitrothiophen-2-yl)propyl]cyclohexanecarboxamide into molecular formula.
user
C27H44N6O3S
assistant