Using CCN=C=NCCCN(C)C, CCCN(CCC)CCCCN(C)Cc1ccc(COCC(OC)OC)cc1C(=O)O to produce CCCN(CCC)CCCCN(C)Cc1ccc(CO)cc1C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.