(S)-5,6,6a,7-Tetrahydro-2,11-dihydroxy-1,10-dimethoxy-6,6-dimethyl-4H-dibenzo(de,g)quinolinium 4H-Dibenzo(de,g)quinolinium, 5,6,6a,7-tetrahydro-2,11-dihydroxy-1,10-dimethoxy-6,6-dimethyl-, (S)- 73487-06-6