PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34257463-0 2021 Pure hydrocarbon cycles in TMC-1: Discovery of ethynyl cyclopropenylidene, cyclopentadiene and indene. Cyclopentanes 75-90 transmembrane channel like 1 Homo sapiens 27-32 34257463-1 2021 We report the detection for the first time in space of three new pure hydrocarbon cycles in TMC-1: c-C3HCCH (ethynyl cyclopropenylidene), c-C5H6 (cyclopentadiene) and c-C9H8 (indene). Cyclopentanes 146-161 transmembrane channel like 1 Homo sapiens 92-97