Using NCCN1Cc2ccccc2CC1Cc1ccccc1, N#Cc1ccc(CBr)cc1 to produce N#Cc1ccc(CNCCN2Cc3ccccc3CC2Cc2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.