Using CCOC(=O)N1CCN(c2nc(C)nc3c2OCC(=O)N3)CC1, OCC1CO1 to produce CCOC(=O)N1CCN(c2nc(C)nc3c2OCC(=O)N3CC(O)CO)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.