Using CCOC(=O)c1ncc2c(-c3cccs3)noc2c1O, NCC(=O)O to produce O=C(O)CNC(=O)c1ncc2c(-c3cccs3)noc2c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.