Assertion: pyrimidine | /r/AtLocation | meteorite
Facets:
Source sentences:
text: Pyrimidine also is found in meteorites, although scientists still do not know its origin.
text: In March 2015, NASA scientists reported the formation of cytosine, along with uracil and thymine, from pyrimidine under the space-like laboratory conditions, which is of interest because pyrimidine has been found in meteorites although its origin is unknown.
text: Pyrimidine is also found in meteorites, but scientists still do not know its origin.