Using O=C[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO, CC(O)C(N)C(=O)O to produce CC(O)C(NCC(O)C(O)C(O)C(O)CO)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.