(S)-7-[[6-O-(6-Deoxy-.alpha.-L-mannopyranosyl)-.beta.-D-glucopyranosyl]oxy]-2,3-dihydro-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one 520-26-3 AIDS-001414 AIDS001414 Cirantin Hesperetin-7-rutinoside Hesperidin NSC44184