{"id":"W1899276437","doi":"10.1002/dta.1384","title":"Interconversion of ephedrine and pseudoephedrine during chemical derivatization","year":2012,"lang":"en","type":"article","venue":"Drug Testing and Analysis","topic":"Pharmacology and Obesity Treatment","field":"Medicine","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"World Anti-Doping Agency","keywords":"Derivatization; Chemistry; Chromatography; Trifluoroacetic anhydride; Pseudoephedrine; Ephedrine; Mass spectrometry; Gas chromatography–mass spectrometry; Gas chromatography; Diastereomer; Organic chemistry","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"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":[0.00009578274,0.00006516626,0.0001980969,0.000111776,0.00004431433,0.000002515017,0.00001390316,0.00002479976,0.00003166561],"category_scores_gemma":[0.000111538,0.00005348172,0.00003502245,0.0002985584,0.00004479818,0.00005087187,0.00004048173,0.00004844091,0.000001040704],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001363104,"about_ca_system_score_gemma":0.000004372874,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003913851,"about_ca_topic_score_gemma":9.491439e-7,"domain_scores_codex":[0.9996086,0.00001589159,0.0001192078,0.00009965152,0.00005497072,0.0001017258],"domain_scores_gemma":[0.9996765,0.0000849843,0.00005251305,0.00006078018,0.00003581223,0.00008938331],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00002192027,0.00009911016,0.8914925,0.00006768738,0.0002935847,0.000002870456,0.0002576203,0.000004585865,0.1067453,0.000006508297,0.000006842248,0.001001398],"study_design_scores_gemma":[0.0008757492,0.00002321486,0.8451691,0.00004644234,0.002430864,0.00003385546,0.000092947,0.00449562,0.1467434,0.00001402669,0.000008490352,0.00006630587],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9992201,0.0002568797,0.00009149911,0.0001474703,0.00001041811,0.00003780537,0.000001474086,0.00002307706,0.0002112744],"genre_scores_gemma":[0.9968808,0.00004044629,0.002871566,0.00005873401,0.00003637959,0.00000166911,0.00001500977,0.000003475425,0.00009187834],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04632352,"threshold_uncertainty_score":0.2180921,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01505842497626046,"score_gpt":0.2703431820804715,"score_spread":0.2552847571042111,"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."}}