Using CS(=O)(=O)c1cc(-c2ccc3c(N)n[nH]c3c2)nc(N)n1, O=C(Nc1ccccc1)C1CCNC1 to produce Nc1nc(-c2ccc3c(N)n[nH]c3c2)cc(N2CCC(C(=O)Nc3ccccc3)C2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.