16,24-Cyclo-13,14-secoergosta-2,5-diene-18,26-dioic acid, 14,17-epoxy-13,14,20,22-tetrahydroxy-1,15-dioxo-, gamma-lactone delta-lactone, (14alpha,16beta,22alpha,25R)- 25,26-Edhpc 25,26-Epidihydrophysalin C 80154-53-6