Using C[Zn]C, CC(C)(C)CN1CC2(CCCC(Cn3cnc4c(Br)cc(C#N)cc43)C2)OC1=O to produce Cc1cc(C#N)cc2c1ncn2CC1CCCC2(C1)CN(CC(C)(C)C)C(=O)O2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.