ConceptWiki	Chemspider	OPS Chemical Registry Service
f25a234e-df03-419f-8504-cde8689a4d1f	28509384	8
23a8be84-7177-42ba-800c-dd9192d69ac6	28524249	70263
f65bcedd-f18f-41ae-b1dd-9af4ed6a1f26	23202612	1497600