Using COc1cccc(-c2nnc(-c3cccc(I)c3)o2)c1, c1ccc2c(c1)[nH]c1ccccc12 to produce COc1cccc(-c2nnc(-c3cccc(-n4c5ccccc5c5ccccc54)c3)o2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.