You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named (1S,2S,5R,9Z,16R,19S,20R)-21-bromo-7-(2-chlorophenyl)-4-[(2R)-1-hydroxypropan-2-yl]-16-phenyl-14,23-dioxa-4,7,17-triazatetracyclo[18.2.1.01,5.02,19]tricosa-9,21-diene-3,6,13,18-tetrone is given. What is its corresponding molecular formula?
user
C33H33BrClN3O7
assistant