Using CCOC(=O)CBr, Oc1cccc(CN2CCCc3nc(-c4ccccc4)c(-c4ccccc4)nc32)c1 to produce CCOC(=O)COc1cccc(CN2CCCc3nc(-c4ccccc4)c(-c4ccccc4)nc32)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.