You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the SMILES notation of the molecule (15S,19R)-17-(2-methoxyphenyl)-1,8-dimethyl-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione ?
user
COC1=CC=CC=C1N1C(=O)C2C(C1=O)C1(C)C3=CC=CC=C3C2(C)C2=CC=CC=C21
assistant