7,8-Dimethoxy-1,5-bis-(toluene-4-sulfonyl)-1,3,4,5-tetrahydro-pyrrolo[4,3,2-de]quinoline

N-[4-Dimethoxymethyl-6,7-dimethoxy-1-(toluene-4-sulfonyl)-1,2,3,4-tetrahydro-quinolin-5-yl]-4-methyl-benzenesulfonamide