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 7-[(3R)-3-(hydroxymethyl)-3,4-dihydro-1H-isoquinoline-2-carbonyl]-8-methyl-1-(3-methylthiophen-2-yl)-5H-[1,2,4]triazolo[4,3-a]quinoxalin-4-one .
user
C26H23N5O3S
assistant