You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-(oxaloamino)-5-thia-8-azatricyclo[6.3.2.02,6]trideca-2(6),3-diene-3-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C14H16N2O5S
assistant