Using CCC(CC)Nc1cc(C)nc(Nc2c(C)cc(C)cc2C)c1CC(C(=O)OC)C(=O)OC to produce CCC(CC)N1C(=O)CCc2c1cc(C)nc2Nc1c(C)cc(C)cc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.