You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[9-[3-ethoxy-4-(naphthalen-1-ylmethoxy)phenyl]-3,3,6,6-tetramethyl-1,8-dioxo-4,5,7,9-tetrahydro-2H-acridin-10-yl]acetic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C38H41NO6
assistant