Using C#CCN=C1CC(C)N(C(=O)c2ccccc2)c2ccccc21 to produce C#CCNC1CC(C)N(C(=O)c2ccccc2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.