Using CC(C)(C)OC(=O)N1CCN(Cc2ccc(Br)c(C(=O)NCC34CC5CC(CC(C5)C3)C4)c2)CC1 to produce O=C(NCC12CC3CC(CC(C3)C1)C2)c1cc(CN2CCNCC2)ccc1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.