6-methyl-1 3 8-trihydroxyanthraquinone July 8, 2019 16 32 64 128 6 methyl 1 3 8 trihydroxyanthraquinone 3 methylhexane 6-methyl-1 2 3 4-tetrahydroquinoline 2 3-dihydro-3 5-dihydroxy-6-methyl-4h-pyran-4-one
