You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2aR,8R,8aS)-8-[3-carboxypropanoyl(cyclopropyl)amino]-2,2a,8,8a-tetrahydro-1H-cyclobuta[b]quinoline-3-carboxylic acid into its molecular formula.
user
C19H22N2O5
assistant