Using COc1ccc(C=Cc2nc3c(s2)NCCCC3)cc1O, CCCCCBr to produce CCCCCOc1cc(C=Cc2nc3c(s2)NCCCC3)ccc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.