Using CCC(=O)CBr, O=c1c(Cc2cccnc2)cn2c3ccc(Br)cc3c3cc(O)cc1c32 to produce CCC(=O)COc1cc2c(=O)c(Cc3cccnc3)cn3c4ccc(Br)cc4c(c1)c23, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.