Using C=COCCCC, COc1ccc2c(c1)CCC([C@@H]1CC[C@H](O)[C@@]1(C)CC(=O)O)C2 to produce CCCCOC(C)OC(=O)CC1(C)C(OC(C)OCCCC)CCC1C1CCc2cc(OC)ccc2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.