You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 6-[carboxymethyl-[2-[2-[carboxymethyl(propyl)amino]ethyl-ethylamino]ethyl]amino]hexanoic acid is given. What is its corresponding molecular formula?
user
C19H37N3O6
assistant