7-Benzothiazolesulfonic acid, 2-(4-((4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)azo)phenyl)-6-methyl-, compd. with 2,2'-iminobis(ethanol) (1:1) 7-Benzothiazolesulfonic acid, 6-methyl-2-(p-((3-methyl-5-oxo-2-pyrazolin-4-yl)azo)phenyl)-, diethanolamine salt (1:1) 78480-22-5