7-hydroxyfrullanolid- 2D 13C INADEQUATE
!
........--~—>-"--P........-<-F......~1-1--.....r....................-j..............--........■
lľO   160   150   ].40 130   120   110 100    90   HO     70     60     50   40     30 20
□ S
7-hydľoxyfrullanolid - 2D 13C INADEQUATE