You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(2-hydrazinylpyrimidin-4-yl)-6,6-dimethyl-5-(2-morpholin-4-ylethyl)thieno[2,3-c]pyrrol-4-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C18H24N6O2S
assistant