You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (7S,11S)-9-(4-ethoxy-3-methylphenyl)sulfonyl-17-methyl-1,4,5,6,9,14,17-heptazatetracyclo[17.3.1.13,6.07,11]tetracosa-3(24),4,19,21-tetraene-13,18,23-trione .
user
C27H33N7O6S
assistant