Using O=C(O)CCCNC(=O)NC12CC3CC(CC(C3)C1)C2, CCOC(=O)c1ccc(CO)cc1 to produce CCOC(=O)c1ccc(COC(=O)CCCNC(=O)NC23CC4CC(CC(C4)C2)C3)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.