You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-(6-nitro-1,3-benzodioxol-5-yl)-9-thiophen-2-yl-5,6,6a,8,9,11-hexahydrobenzo[b][1,4]benzodiazepin-7-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C24H19N3O5S
assistant