{"id":"W2951855772","doi":"10.1002/chin.200530091","title":"Asymmetric Synthesis of Dihydrofurans via a Formal Retro‐Claisen Photorearrangement.","year":2005,"lang":"en","type":"article","venue":"ChemInform","topic":"Asymmetric Synthesis and Catalysis","field":"Chemistry","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Chemistry; Claisen rearrangement; Stereochemistry; Combinatorial chemistry","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0002908298,0.0002836986,0.0004916011,0.0003107307,0.00009558942,0.00002631943,0.0005105925,0.0002189129,0.001774168],"category_scores_gemma":[0.0003681298,0.000257216,0.0003911444,0.0009107176,0.0000931383,0.0004008257,0.0001243925,0.0001652066,0.0001580151],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002013144,"about_ca_system_score_gemma":0.00004093187,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00007101797,"about_ca_topic_score_gemma":0.00000680415,"domain_scores_codex":[0.9979653,6.23168e-7,0.0006472925,0.0002860595,0.0005734129,0.0005272516],"domain_scores_gemma":[0.9984564,0.0002791607,0.0003312931,0.0006652426,0.00009769338,0.0001702154],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.00004248626,0.0001223142,0.0004668882,0.0001665148,0.0001810071,0.0000017251,0.000173701,7.404935e-7,0.00884044,0.00002636624,0.004000125,0.9859777],"study_design_scores_gemma":[0.000353567,0.00001141745,0.0002098314,0.00004501438,0.0001729809,0.000009072094,0.0002595842,0.0003510407,0.9278239,0.00000918931,0.07047199,0.0002824266],"study_design_candidate":"design_other","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.01843712,0.0005156312,0.00004041424,0.00008392659,0.00003419797,0.00007368276,0.00005875712,0.00009549105,0.9806608],"genre_scores_gemma":[0.9923044,0.0001520922,0.0003355298,0.0000546795,0.0002661603,0.00007195233,0.00004328217,0.00003741329,0.006734429],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.9856952,"threshold_uncertainty_score":0.999988,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007525821474780807,"score_gpt":0.2092480311647532,"score_spread":0.2017222096899724,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}