Using Nc1nnn[nH]1, Cc1ccc2c(=O)c(C(=O)O)cn(CCN(C)C)c2n1 to produce Cc1ccc2c(=O)c(C(=O)Nc3nnn[nH]3)cn(CCN(C)C)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.