Using CCN(CC)c1cccc(N)c1, Cc1ccc(C(=O)O)cc1Nc1nccc(-c2cccnc2)n1 to produce CCN(CC)c1cccc(NC(=O)c2ccc(C)c(Nc3nccc(-c4cccnc4)n3)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.