148680-58-4 3,3a-Dihydro-5-(4-morpholinylmethyl)-2-phenylpyrazolo(1,5-d)(1,2,4)triazin-4(5H)-one Pyrazolo(1,5-d)(1,2,4)triazin-4(5H)-one, 3,3a-dihydro-5-(4-morpholinylmethyl)-2-phenyl-