(S)-6,7-Dihydro-2-hydroxy-7-(((2-hydroxyphenyl)methyl)methylamino)-1,3,10-trimethoxybenzo(a)heptalen-9(5H)-one 111509-13-8 2-Demethylspeciosine Benzo(a)heptalen-9(5H)-one, 6,7-dihydro-2-hydroxy-7-(((2-hydroxyphenyl)methyl)methylamino)-1,3,10-trimethoxy-, (S)- Speciocholchine