Using O=C(CCCCCBr)OC1CCCCO1, CCCCCCc1ccc(N=Nc2ccc(O)cc2)cc1 to produce CCCCCCc1ccc(N=Nc2ccc(OCCCCCC(=O)O)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.