Using CC(C)(C)OC(=O)N1C(CO)COC1(C)C, CCOC(=O)c1[nH]nc(I)c1C(=O)OCC to produce CCOC(=O)c1c(I)nn(CC2COC(C)(C)N2C(=O)OC(C)(C)C)c1C(=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.