Using N#CCCCCCCN(CCN(CC(=O)O)CC(=O)O)CCN(CC(=O)O)CC(=O)O to produce NCCCCCCCN(CCN(CC(=O)O)CC(=O)O)CCN(CC(=O)O)CC(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.