Using COc1cc2ncn(Cc3ccccc3)c(=O)c2cc1O, C1CCC2(CC1)OCCO2 to produce COc1cc2ncn(Cc3ccccc3)c(=O)c2cc1OC1CCC2(CC1)OCCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.