Using C=CC#N, O=C(O)CN1CCNCCN(CC(=O)O)CCN(CC(=O)O)CC1 to produce N#CCCN1CCN(CC(=O)O)CCN(CC(=O)O)CCN(CC(=O)O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.