Assertion: alkaloid | /r/HasProperty | complex
Facets:
value: structurally
type: DEGREE
Source sentences:
text: Generally, alkaloids are obtained from opium poppy, are structurally complex, and most of them cannot be economically synthesized.
text: That's surprising, he said, because the alkaloids are complex molecules that take many stages to create, and evolution typically conserves the best solutions rather than reinventing them.