Using CC(=O)OC(C)=O, Nc1ccccc1CN1CCC(CCC(=O)c2ccc(Nc3ncnc4c3CCC4)cc2)CC1 to produce CC(=O)Nc1ccccc1CN1CCC(CCC(=O)c2ccc(Nc3ncnc4c3CCC4)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.