Using CCS(=O)(=O)c1ncc(C(=O)NCCC23CC4CC(CC(C4)C2)C3)s1, OCC1CO1 to produce O=C(NCCC12CC3CC(CC(C3)C1)C2)c1cnc(OCC2CO2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.