117249-23-7 4-[(5S,5aR,8aS)-10-hydroxy-6-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl]-2,6-dimethoxyphenyl alpha-L-arabinofuranoside 117249-25-9 (5aS,8aR,9S)-9-[4-(alpha-L-arabinofuranosyloxy)-3,5-dimethoxyphenyl]-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-4-yl alpha-L-arabinofuranoside