You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4R,4aR,7aS)-2-amino-4-(2-hydroxyphenyl)-6-naphthalen-2-yl-5,7-dioxo-4a,7a-dihydro-4H-thiopyrano[2,3-c]pyrrole-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H19N3O4S
assistant