Using Nc1ccn2nc(N3CCCC3)nc2c1, CCOC(=O)c1cnn(C)c1C(=O)O to produce CCOC(=O)c1cnn(C)c1C(=O)Nc1ccn2nc(N3CCCC3)nc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.