This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
The active principle of white oleander is: 
Select and explain. 
A. Nicotine, B. Nerin, C. Abrine, D. Pilocarpine
B: Nerin
Answer: B: Nerin 
Explanation: Ans. b. NerinNerium odorum (white oleander, kanero) grows wild in India.. Seed pod is slim, cylindrical, ribbed, up to l5 cm. long, tums brown, dries and splits, releasing small seeds tipped withbrown hair.. All pas of the plant including nectar are poisonousq.. It contains several cardiac glycosides, primarily:- Oleandrosidee (Oleandrin) and Nerioside (Nerin), both of which resembles digitalis in action- Folinerin- Rosagenin