1H-Naphtho(2,3-c)pyran-3-acetic acid, 3,4,5,10-tetrahydro-6,9-dihydroxy-1-methyl-5,10-dioxo-8-(2,3,6-trideoxy-3-(dimethylamino)-D-arabino-hexopyranosyl)-, (1R-trans)- 97343-12-9 Dihydromederrhodin A Mederrhodin B