{"id":"W2046581232","doi":"10.1139/v07-046","title":"Radical-mediated cyclization reactions leading to spiro and [6,6]-fused heterocycles","year":2007,"lang":"en","type":"article","venue":"Canadian Journal of Chemistry","topic":"Sulfur-Based Synthesis Techniques","field":"Chemistry","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Council of Scientific and Industrial Research, India","keywords":"Chemistry; Coumarin; Radical cyclization; Aryl; Pyrone; Alkylation; Medicinal chemistry; Sulfur; Aryl radical; Pyran; Organic chemistry; Stereochemistry; Alkyl; Catalysis","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003760293,0.0001663775,0.000240114,0.0001809376,0.0001301267,0.00006789503,0.0002360071,0.0002255931,0.0006568941],"category_scores_gemma":[0.001114688,0.0001813215,0.00008154544,0.0001798588,0.0001198867,0.0001244061,0.00001116552,0.0003493991,0.000007361852],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003939282,"about_ca_system_score_gemma":0.0003647178,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003847561,"about_ca_topic_score_gemma":0.001164626,"domain_scores_codex":[0.9987198,0.000008916285,0.000522172,0.0001758869,0.0001977814,0.0003754681],"domain_scores_gemma":[0.9979663,0.0002209008,0.0002545915,0.0002154471,0.0001362548,0.001206517],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.00001888593,0.00001163136,0.005550981,0.0000689966,0.0000267335,0.0001467831,0.0001377955,0.000005347347,0.989417,0.000003849904,0.001505254,0.003106787],"study_design_scores_gemma":[0.0002436637,0.000009915352,0.0005784715,0.0002706848,0.00002106764,0.0002975929,0.0002511502,0.000006506944,0.9639003,0.00007891789,0.03415466,0.0001870318],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9884105,0.0002071342,0.0008947433,0.0004750918,0.00005355098,0.00003189248,0.00001860903,0.00004320107,0.009865312],"genre_scores_gemma":[0.9979715,0.00001961636,0.001136678,0.00018767,0.0003123826,0.000002026641,0.0000107889,0.00003466071,0.0003246583],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03264941,"threshold_uncertainty_score":0.7394078,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0135511397522896,"score_gpt":0.2461339533479921,"score_spread":0.2325828135957025,"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."}}