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Levonorgestrel Impurity T; (8R,9S,13S,14S,17R)-13-Ethyl-17-ethynyl-3-methoxy-4,6,7,8,9,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-ol; CAS 799-43-9 PubChem CID 101857
C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=C(CC=C(OC)C4)[C@H]3CC[C@@]21CC -
(17|A)-( inverted exclamation markA)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol (Levonorgestrel Impurity T) CAS 799-43-9 PubChem CID 71405079
C#C[C@@]1(O)CC[C@H]2[C@H]3CCC4=C(CC=C(OC)C4)[C@H]3CC[C@@]21CC