Using CC(C)(C)OC(=O)N1CC(c2nc3ccccc3nc2N2CCC(CO)CC2)C1 to produce OCC1CCN(c2nc3ccccc3nc2C2CNC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.