Using CCCn1c(=O)c2c(nc(C34CC5OC(C3)C(O4)C5O)n2C2CCCCO2)n(CCC)c1=O to produce CCCn1c(=O)c2[nH]c(C34CC5OC(C3)C(O4)C5O)nc2n(CCC)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.