Using CCOC(=O)c1ccc(N(CC2CC2)c2cc3c4c(c2)CCCC4(C)CCC3)cc1 to produce CC12CCCc3cc(N(CC4CC4)c4ccc(C(=O)O)cc4)cc(c31)CCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.