Figure S1. 1H-NMR (600 MHz, CDCl3) spectrum of the new compound 1
Figure S2. 13C-APT (150 MHz, CDCl3) spectrum of the new compound 1
Figure S3. HSQC spectrum of the new compound 1
Figure S4. HMBC spectrum of the new compound 1
Figure S5. 1H-1H COSY spectrum of the new compound 1
Figure S6. NOESY spectrum of the new compound 1
Figure S7. 1H-NMR (600 MHz, CDCl3) spectrum of the new compound 2
Figure S8. 13C-APT (150 MHz, CDCl3) spectrum of the new compound 2
Figure S9. HSQC spectrum of the new compound 2
Figure S10. HMBC spectrum of the new compound 2
Figure S11. 1H-1H COSY spectrum of the new compound 2