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 (1R,9bS)-4-(1,3-benzodioxol-5-yl)-5-methyl-9b-methylsulfanyl-1-phenoxy-1,4-dihydroazeto[1,2-c]quinazolin-2-one .
user
C25H22N2O4S
assistant