Using Clc1cc2c(cn1)-c1nc(I)cn1CCO2, [Zn+]c1ccccn1 to produce Clc1cc2c(cn1)-c1nc(-c3ccccn3)cn1CCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.