177794-61-5 AIDS-057187 AIDS057187 Olean-12-en-28-oic acid, 3-[(O-.beta.-D-glucopyranosyl-(1.fwdarw.6)-O-.beta.-D-glucopyranosyl-(1.fwdarw.4)-6-deoxy-.alpha.-L-mannopyranosyl)oxy]-23-hydroxy-, (3.beta.,4.alpha.)- Transsylvanoside-C Triterpenoid Glycoside