Using CC1(OS(C)(=O)=O)CN(C(c2ccccc2)c2ccccc2)C1, C[C@@H]1C(=O)NN=C2COc3ccc(N)cc3N21 to produce C[C@@H]1C(=O)NN=C2COc3ccc(NC4(C)CN(C(c5ccccc5)c5ccccc5)C4)cc3N21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.