Using Clc1ncnc2sccc12, COC(=O)c1ccc2c(c1)CC(=O)N2 to produce COC(=O)c1ccc2[nH]c(O)c(-c3ncnc4sccc34)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.