Using COc1ccc2c(c1)CCN2CCCn1cc(NC(=O)c2ncoc2-c2cccc(C)c2)cn1 to produce COc1ccc2c(ccn2CCCn2cc(NC(=O)c3ncoc3-c3cccc(C)c3)cn2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.