Using CCOP(=O)(CCCCn1cnc2c1c(=O)[nH]c(=O)n2C)OCC, CCOP(=O)(CCCCCl)OCC to produce CCOP(=O)(CCCCn1c(=O)c2c(ncn2CCCCP(=O)(OCC)OCC)n(C)c1=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.