You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-[4-ethoxy-3-(3-methylbutoxy)phenyl]-5-methyl-N-(3-methylphenyl)-2-propylsulfanyl-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H39N5O3S
assistant