Synonyms: b-D-Glucopyranoside,6-[[6-deoxy-2,3-bis-O-[3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl]-a-L-mannopyranosyl]oxy]-1a,1b,2,5a,6,6a-hexahydro-1a-(hydroxymethyl)oxireno[4,5]cyclopenta[1,2-c]pyran-2-yl,[1aS-[1aa,1bb,2b,5ab,6b[2(E),3(E)],6aa]]-; Oxireno[4,5]cyclopenta[1,2-c]pyran, b-D-glucopyranoside deriv.;Premnoside A; Premnoside A (iridoid)