You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
12-ethyl-4-(4-methoxyphenyl)-12-methyl-5-(2-methylprop-2-enylsulfanyl)-11-oxa-8-thia-4,6-diazatricyclo[7.4.0.02,7]trideca-1(9),2(7),5-trien-3-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H26N2O3S2
assistant