You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethane;(4-methylphenyl) N-[(E)-3-[[dimethylidene-(2,4,5-trimethylphenyl)-lambda6-sulfanyl]amino]-2-methylbut-1-enyl]ethanimidate;propane is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H48N2OS
assistant