You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl N-[2-(3-cyanophenyl)-6-[hydroxy-(2-methoxyphenyl)methyl]thieno[2,3-d]pyrimidin-4-yl]-N-[(2-methylpropan-2-yl)oxycarbonyl]carbamate is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H32N4O6S
assistant