Using OB(O)c1ccccc1, O=C(NC1CN2CCC1CC2)c1cccc2oc(-c3ccc(I)cc3)nc12 to produce O=C(NC1CN2CCC1CC2)c1cccc2oc(-c3ccc(-c4ccccc4)cc3)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.