Using CCCN(Cc1ccccc1)c1cccc2nc(Nc3c(C)cc(C)cc3C)n(C)c12 to produce CCCNc1cccc2nc(Nc3c(C)cc(C)cc3C)n(C)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.