You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the SMILES representation of the molecule (8R)-8-(4-bromophenyl)-9,9-dimethyl-7-oxaspiro[4.5]decane-6,10-dione .
user
CC1(C)C(=O)C2(CCCC2)C(=O)OC1C1=CC=C(Br)C=C1
assistant