PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34714566-5 2021 Among the mononuclear metal complexes, only a small number of active inhibitors of the spike/ACE2 interaction was identified, with titanocene dichloride as the only strong inhibitor. titanocene dichloride 131-152 angiotensin converting enzyme 2 Homo sapiens 93-97