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Record W2067539285 · doi:10.1107/s0108270112021099

Two androsterone derivatives as inhibitors of androgen biosynthesis

2012· article· en· W2067539285 on OpenAlex
Guy-Bertrand Djigoue, Michel Simard, Lucie-Carolle Kenmogne, Donald Poirier

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.
fundA Canadian funder is recorded on the work.

Bibliographic record

VenueActa Crystallographica Section C Crystal Structure Communications · 2012
Typearticle
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicSteroid Chemistry and Biochemistry
Canadian institutionsUniversité de MontréalUniversité LavalCentre hospitalier de l'Université Laval
FundersCanadian Institutes of Health Research
KeywordsAndrosteroneRing (chemistry)PhenanthreneStereochemistryChemistrySubstituentSteroidOrganic chemistryBiochemistry

Abstract

fetched live from OpenAlex

The title compounds, (3R,5S,5'R,8R,9S,10S,13S,14S)-10,13-dimethyl-5'-(2-methylpropyl)tetradecahydro-6'H-spiro[cyclopenta[a]phenanthrene-3,2'-[1,4]oxazinane]-6',17(2H)-dione, C(26)H(41)NO(3), (I), and methyl (2R)-2-[(3R,5S,8R,9S,10S,13S,14S)-10,13-dimethyl-2',17-dioxohexadecahydro-3'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidin-3'-yl]]-4-methylpentanoate, C(28)H(43)NO(5), (II), possess the typical steroid shape (A-D rings), but they differ in their extra E ring. The azalactone E ring in (I) shows a half-chair conformation, while the carbamate E ring of (II) is planar. The orientation of the E-ring substituent is clearly established and allows a rationalization of the biological results obtained with such androsterone derivatives.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.089
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.012
GPT teacher head0.258
Teacher spread0.246 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it