You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 7-(3-ethoxyphenyl)-N-(3-methoxyphenyl)-17-thia-2,8-diazatetracyclo[8.7.0.02,6.011,16]heptadeca-1(10),3,5,11(16)-tetraene-8-carboxamide ?
user
C30H31N3O3S
assistant