Using COc1ccc(CN2CCc3c(Cl)ncnc32)cc1, CC(C)(C)OC(=O)N1CCNCC1 to produce COc1ccc(CN2CCc3c(N4CCN(C(=O)OC(C)(C)C)CC4)ncnc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.