Using NCC(=O)O, CCOC(=O)c1ncc2nc(-c3cccc(OC)c3)sc2c1O to produce COc1cccc(-c2nc3cnc(C(=O)NCC(=O)O)c(O)c3s2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.