Using Cn1c2c(c3cc(O)ccc31)CCC21CCN(Cc2ccccc2)CC1, CN=C=O to produce CNC(=O)Oc1ccc2c(c1)c1c(n2C)C2(CC1)CCN(Cc1ccccc1)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.