Using O=C(C#Cc1ccccc1)Nc1ccccc1, COC(=O)c1cccc(CBr)c1 to produce COC(=O)c1cccc(CN(C(=O)C#Cc2ccccc2)c2ccccc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.