Using O=C(Nc1cccnc1)c1cc(OC[C@H]2CCCN2)ccc1OCc1ccccc1, O=C=O to produce CN1CCC[C@@H]1COc1ccc(OCc2ccccc2)c(C(=O)Nc2cccnc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.