Using CC(=O)OC(C)=O, c1cc2c3c(c[nH]c3c1)C[C@H]1NCCC[C@H]21 to produce OCc1[nH]c2cccc3c2c1C[C@H]1NCCC[C@H]31, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.