brunfelsamidine brunfelsamidine brunfelsamidine is a poisonous pyrrolidine occurring in several species belonging to the solanaceous (nightshade family) genus brunfelsia, which has convulsant and neurotoxic effects. it is a fairly common cause of poisoning among domestic animals such as cows and dogs that eat the plant. symptoms are similar to poisoning from strychnine and can last from a few hours up to several days. it is also a weak tryptase (type of serine protease) inhibitor and found in leptonychia pubescens brunfelsamidine names preferred iupac name 1h-pyrrole-3-carboximidamide identifiers cas number 97744-98-4 3d model (jsmol) interactive image chemspider 15942384 pubchem cid 176662 unii ft2dw4v2wg y comptox dashboard (epa) dtxsid70913673 inchi inchi=1s/c5h7n3/c6-5(7)4-1-2-8-3-4/h1-3,8h,(h3,6,7)key: xvevwoahsyzrqe-uhfffaoysa-n smiles c1=cnc=c1c(=n)n properties chemical formula c5h7n3 molar mass 109.132 g·mol−1 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). infobox references