Using Cn1c(NC(C)(C)C)nc2c(-c3cc4c([nH]3)[C@@H](CCOCc3ccccc3)NC4=O)cccc2c1=O to produce Cn1c(NC(C)(C)C)nc2c(-c3cc4c([nH]3)[C@@H](CCO)NC4=O)cccc2c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.