purpurea glycosides A

pur·pu·re·a gly·co·sides A

, purpurea glycosides B (pŭr-pū'rē-a glī'kō-sīdz), The cardioactive precursor glycosides of Digitalis purpurea; they are structurally identical with desacetyl-lanatosides A and B, respectively.
See also: lanatosides A, B, and C.