You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by [3-(acetyloxymethyl)-5-amino-2,4,6-triiodobenzoyl] 3-amino-5-(hydroxymethyl)-2,4,6-triiodobenzoate ?
user
C18H12I6N2O6
assistant