Using BrCCc1c[nH]cn1, CC(=C1CCc2cc(O)ccc2C1=O)c1ccccc1 to produce CC(=C1CCc2cc(OCCc3c[nH]cn3)ccc2C1=O)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.