PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20031407-1 2010 A series of novel oxazolidinone antibiotics having [2.2.1] and [2.2.2] bicyclic oxazine moieties at the C-5 side chain of the A-ring was synthesized by nitroso Diels-Alder reactions, from three linezolid analogs containing morpholine, piperazine and thiomorpholine, respectively, as the C-ring components. Oxazines 80-87 complement C5 Homo sapiens 104-107