From: Insecticidal activity and possible modes of action of secondary metabolites of some fungal strains and wild plants as natural pesticides against Spodoptera frugiperda
Position
(δH) Compound 1
(δC) Compound 1
1
–
2
163.0
3
88.2
4
173.9
5
6.33 (d, J = 7.7 Hz, 1H)
95.2
6
7.85 (d, J = 7.7 Hz, 1H)
145.9
7
3.53 (s, 3H)
37.8
8
114.4
9
4.02 (s, 3H)
57.9