NEURINE
Noun
neurine (usually uncountable, plural neurines)
(organic compound) A ptomaine, related to choline, formed during putrefaction of biological tissues
Source: Wiktionary
Neu"rine ( or ), n. Etym: [Gr. (Physiol. Chem.)
Definition: A poisonous organic base (a ptomaine) formed in the
decomposition of protagon with boiling baryta water, and in the
putrefraction of proteid matter. It was for a long time considered
identical with choline, a crystalline body originally obtained from
bile. Chemically, however, choline is oxyethyl-trimethyl-ammonium
hydroxide, while neurine is vinyl-trimethyl-ammonium hydroxide.
[Written also neurin.]
Source: Webster’s Unabridged Dictionary 1913 Edition