Using CCOC(=O)C(OC(C)C)C(O)c1cc(C)c(OCCc2nc(C3CCCCC3)oc2C)c(C)c1 to produce CCOC(=O)C(Cc1cc(C)c(OCCc2nc(C3CCCCC3)oc2C)c(C)c1)OC(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.