Assertion: plant alkaloid | /r/HasProperty | discovered in chinese tree species
Facets:
Source sentences:
text: Topotecan is a analog (a synthesized chemical) of a plant alkaloid discovered in the Chinese tree species, Camptotheca acuminata
text: Topotecan is a analog (a synthesized chemical) of a plant alkaloid discovered in the Chinese tree species, Camptotheca acuminata Irinotecan