Using CN(C)c1cc2[nH]ccc2cn1, CC(C)(C)OC(=O)N1CCC(=O)CC1 to produce CN(C)c1cc2[nH]cc(C3=CCN(C(=O)OC(C)(C)C)CC3)c2cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.