Using COc1cc2c(Oc3cc(C)c(C)nc3-c3nc(C)c(C)s3)ccnc2cc1OCc1ccccc1 to produce COc1cc2c(Oc3cc(C)c(C)nc3-c3nc(C)c(C)s3)ccnc2cc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.