2140-90-1 4H-Dibenzo(de,g)quinolinium, 5,6,6a,7-tetrahydro-1,11-dihydroxy-2,10-dimethoxy-6,6-dimethyl-, (S)-, salt with 2,4,6-trinitro-1,3-benzenediol (1:1) Magnoflorine styphnate