A hydrogen-bonded chain of rings in 5-amino-1-(4-methoxy-benzo-yl)-3- methyl-pyrazole and a three-dimensional hydrogen-bonded framework in 5-amino-3-methyl-1-(2-nitro-benzo-yl)-pyrazole

1. Quiroga, J.
2. Portilla, J.
3. Low, J.N.
4. Cobo, J.
5. Glidewell, C.