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 2-[(1S)-6,7-dimethoxy-1-thiophen-2-yl-3,4-dihydro-1H-isoquinolin-2-yl]-N-(2,4,6-trimethylphenyl)acetamide .
user
C26H30N2O3S
assistant