_:b56186368	<http://www.w3.org/ns/oa#hasSelector>	_:b56186369 .
_:b56186368	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/e5fb6deb398560f3c8eaf7a9fc805d540a3257de/0> .
_:b56186369	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56186369	<http://www.w3.org/ns/oa#exact>	"protoporphyrin IX" .