PHYSALIN L(P);1,17:2,6-Dimethano-8H-naphtho[1,2-f]furo[3,4-b:2,3-c']bisoxocin-4,8,11,19(1H,8aH)-tetrone, 2,3,6,6a,9,10,10a,10b,12,16,16a,17-dodecahydro-8a,16,17-trihydroxy-2,3,6a,10b-tetramethyl-, (1S,2S,3S,6R,6aS,8aR,10aS,10bR,16R,16aS,17R,18aR)-;Physalin L
