Using O=C1C=CC(=O)C=C1, C=CCC1(CCCC)Cc2cc(OC)ccc2C1=O to produce CCCCC1(CC(C)=O)Cc2cc(OC)ccc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.