id	domain	url
can-1682	creativecommons.org	https://creativecommons.org/licenses/by-nc
can-1682	www.nobelprize.org	https://www.nobelprize.org/prizes/physics/2010/su
can-1682	nanotube.msu.edu	https://nanotube.msu.edu/fullerene/fullerene-isomer
can-1682	materia.fisica.unimi.it	http://materia.fisica.unimi.it/manini/dida/structures
can-1682	nanotube.msu.edu	https://nanotube.msu.edu/tubeasp/
can-1682	jpminerals.org	https://jpminerals.org/vesta/en/download.html
can-1682	nanotubes.rutgers.edu	http://nanotubes.rutgers.edu/pdfs/catalytic%20syn
can-1682	www.acta-microscopica.org	https://www.acta-microscopica.org/acta/article/view