p. 668 - 673
(2012/06/01)(2008/06/13)
chloroformic acid ethyl ester
4-[2-hydroxy-5-(4-methylpiperazine-1-ylsulphonyl)benzamido]-1-methyl-3-n-propyl-1H-pyrazole-5-carboxamide
4-amino-1-methyl-3-propyl-1H-pyrazole-5-carboxamide
2-hydroxy-5-(4-methylpiperazin-1-ylsulphonyl)benzoic acid