Using C1COCCO1, Cc1cccc(NC(=O)c2ccc3c(Cl)nnc(Cl)c3c2)c1 to produce Cc1cccc(NC(=O)c2ccc3c(Cl)n[nH]c(=O)c3c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.