Using CC[O-], Clc1nc(C2CCNCC2)nc2c1[nH]c1cc(Br)ccc12 to produce CCOc1nc(C2CCNCC2)nc2c1[nH]c1cc(Br)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.