You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name ethane;3-methyl-N-[2-[[(E)-1-[[(E)-prop-1-enyl]sulfanylamino]but-2-enylidene]amino]ethyl]benzamide into its molecular formula.
user
C19H29N3OS
assistant