Using CS(=O)c1ccnc(-c2n[nH]c3ncccc23)n1, CC(C)(C)OC(=O)N1CCNCC1 to produce c1cnc2[nH]nc(-c3nccc(N4CCNCC4)n3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.