You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
11-hydroxy-5-(2-methoxyethyl)-13-oxo-4,5,14-triazatricyclo[8.4.0.02,6]tetradeca-1(10),2(6),3,11-tetraene-12-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C15H17N3O5
assistant