p. 6008 - 6016
(2020/04/30)p. 248 - 250
(2007/10/02)p. 704 - 706
(2007/10/02)p. 870 - 872
(2007/10/02)3-Methyl-1-phenyl-2-pyrazoline-4,5-dione
4-aminoantipyrine
aminopyrine
(E)-5,5'-dimethyl-2,2'-diphenyl-2H,2'H-[4,4']bipyrazolylidene-3,3'-dione
4-isonitroso-3-methyl-1-phenyl-2-pyrazolin-5-one