Using CCOC(=O)CBr, O=C(NCC12CC3CC(CC(C3)C1)C2)c1cccn2nc(CO)cc12 to produce CCOC(=O)COCc1cc2c(C(=O)NCC34CC5CC(CC(C5)C3)C4)cccn2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.