TY  - BOOK
AU  - Bassem F.Tawil
AU  - Ji-Ping Zhu
AU  - Umberto Piantini
AU  - Manfred Hesse
TI  - 23. New Spermine Alkaloids from Aphelandra tetragona (VAHLN)NEES
UR  - https://drive.google.com/file/d/1rwp_dFGmbMcLFxhcaZskAORN0qsG_NkB/view?usp=drivesdk
ER  -