Using COc1ccc2c(c1NCc1ccccc1)COCc1cc(OC)c(OC)c(OC)c1-2 to produce COc1ccc2c(c1N)COCc1cc(OC)c(OC)c(OC)c1-2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.