 (000.00): C, 00.00; H, 0.00; N, 00.00. Found: C, 00.00; H, 0.00; N, 00.00%.  *0,0-Dimethyl-0-(0-phenyl-0,0-dihydro-0H-pyrazol-0-yl)-0-phenyl-0H-pyrazolo\[0,0-b\]pyrazine* (**00**): A mixture of chalcone **00a** (0.00 g, 0 mmol), hydr