Using CC(=CCOc1ccc2c(c1)OCC2)CCC(O)C(C)(C)C, C1CCOC1 to produce COC(CCC(C)=CCOc1ccc2c(c1)OCC2)C(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.