bulbocapnine

from The Century Dictionary.

• noun A crystalline alkaloid, C₁₉H₁₉NO₄, found in the roots of Corydalus cava or Bulbocapnus cavus. It melts at 199° C.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun organic chemistry An alkaloid that inhibits acetylcholinesterase.