You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N-(3-benzo[b][1]benzazepin-11-ylpropyl)-2-[2-(3,4-dimethoxyphenyl)ethylamino]acetamide;oxalic acid;hydrate .
user
C31H37N3O8
assistant