Using CCCN, O=C1CCN(Cc2cccc(NC(=O)Nc3csc(-c4ccncc4)n3)n2)CC1 to produce CCCNC1CCN(Cc2cccc(NC(=O)Nc3csc(-c4ccncc4)n3)n2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.