You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 1-amino-3-ethoxy-2,2-dimethyl-N-[4-(1H-pyrazol-5-yl)phenyl]cyclobutane-1-carboxamide;hydrochloride is given. What is its corresponding molecular formula?
user
C18H25ClN4O2
assistant