You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 9-[9-[(3-chlorophenyl)methyl]pyrido[3,4-b]indole-3-carbonyl]oxynonyl 9-[(3-chlorophenyl)methyl]pyrido[3,4-b]indole-3-carboxylate ?
user
C47H42Cl2N4O4
assistant