Using c1ccc2c(c1)NCCO2, Brc1ncccc1OC(c1cccnc1)c1cccnc1 to produce c1cncc(C(Oc2cccnc2N2CCOc3ccccc32)c2cccnc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.