128008-97-9 2H-1-Benzopyran-2-ethanaminium, 6-(acetyloxy)-3,4-dihydro-N,N,N,2,5,7,8-heptamethyl-, salt with 4-methylbenzenesulfonic acid (1:1) 6-Acetyloxy-3,4-dihydro-N,N,N,2,5,7,8-heptamethyl-2H-1-benzopyran-2-ethaniminium 4-methylbenzene sulfonate Mdl 74270 Mdl-74270