This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Toxicology - 2, Subject name: Forensic Medicine
The active principal in calotropis is all, except 
Select and explain. 
A. Calotoxin, B. Calactin, C. Uscharin, D. Bhilawanol
D: Bhilawanol
Answer: D: Bhilawanol 
Explanation: Bhilawanol is an active principle of Semecarpaus anacardium. Active principles of calotropis: Uscharin, calotoxin and calotropin