Using CCNCC, COC(=O)CCCc1cccc2nc(NCc3ccc(C)o3)ccc12 to produce CCN(CC)C(=O)CCCc1cccc2nc(NCc3ccc(C)o3)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.