Using O=c1c(I)cc(-c2ccccn2)cn1-c1ccccc1, OB(O)c1cccnc1Cl to produce O=c1c(-c2cccnc2Cl)cc(-c2ccccn2)cn1-c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.