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272-48-03H-吡咯并[3,2-B]吡啶
272-49-14-氮杂吲哚
272-50-45H-吡咯[3,2-D]嘧啶
272-51-52H-吡唑并[4,3-B]吡啶
272-52-64-氮杂吲唑
272-53-77H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
272-54-85H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
272-55-92H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
272-56-03H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
272-57-11H-Pyrazolo[4,3-d]pyrimidine (6CI,8CI,9CI)
272-58-2Isoxazolo[4,3-d]pyrimidine (8CI,9CI)
272-60-64,7-二氮杂-1H-吲唑
272-62-8FURO{3,2-B}吡啶
272-67-3噻吩[3,2-B]吡啶
272-68-4噻吩并[3,2-D]嘧啶
272-94-62H-Benzimidazole(8CI,9CI)
272-96-84H-咪唑并[4,5-C]吡啶
272-97-91H-咪唑[4,5-C]吡啶
273-00-71H-咪唑并[4,5-D]哒嗪
273-02-92H-苯并[D][1,2,3]三唑
273-05-23H-1,2,3-三唑并[4,5-C]吡啶
273-09-6苯并呋喃
273-13-22,1,3-苯并噻二唑
273-15-42,1,3-苯并硒二唑
273-21-24-氮杂苯并咪唑
273-24-55H-PURINE (9CI)
273-27-86H-Purine (8CI,9CI)
273-28-98H-Purine (8CI,9CI)
273-34-71H-1,2,3-三唑[4,5-B]吡啶
273-37-07H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)
273-38-15H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)
273-39-22H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)
273-40-53H-[1,2,3]三唑并[4,5-D]嘧啶
273-47-2[1,2,5]Thiadiazolo[3,4-d]pyrimidine (8CI,9CI)
273-53-0苯并恶唑
273-56-3噁唑并[4,5-C]吡啶
273-62-1噁唑并[5,4-B]吡啶
273-64-3Oxazolo[5,4-d]pyrimidine (8CI,9CI)
273-66-5[1,2,3]Oxadiazolo[5,4-d]pyrimidine (8CI,9CI)
273-70-1噻唑并[5,4-C]吡啶
273-75-6噻唑并[4,5-C]吡啶
273-76-7THIAZOLO[4,5-D]PYRIDAZINE
273-77-81,2,3-BENZOTHIADIAZOLE
273-84-7[1,3]噻唑并[5,4-B]吡啶
273-86-9噻唑并[5,4-D]嘧啶
273-88-1[1,2,3]Thiadiazolo[5,4-d]pyrimidine (8CI,9CI)
273-91-6Benzoselenazole
273-94-91H-咪唑并[4,5-B]吡嗪
273-95-02H-1,2,3-TRIAZOLO[4,5-B]PYRAZINE
273-97-2噁唑并[4,5-B]吡啶
273-98-3噻唑并[4,5-B]吡啶
273-99-4Thiazolo[4,5-d]pyrimidine (8CI,9CI)
274-07-7儿萘酚硼烷
274-09-9胡椒环
274-23-71,3-Dioxolopyrimidine (8CI,9CI)
274-30-61,3-苯并二硫杂戊环
274-40-8吲嗪
274-45-3吡咯并[1,2-A]吡嗪
274-47-5咪唑[1,5-A]吡啶
274-49-7咪唑并[1,5-A]吡嗪
274-56-6吡唑并[1,5-a]吡啶
274-59-91,2,3-噻唑(1,5-A)吡啶
274-67-9咪唑并[1,5-A]嘧啶
274-68-0Imidazo[1,5-a]-1,3,5-triazine (9CI)
274-71-5吡唑[1,5-A]嘧啶
274-76-0咪唑并[1,2-a]吡啶
274-78-2咪唑并[1,2-C]嘧啶
274-79-3吲哚[1,2-A]吡嗪
274-80-6[1,2,4]三唑并[4,3-A]吡啶
274-81-71,2,4-Triazolo[4,3-c]pyrimidine(9CI)
274-82-81,2,4-三唑并[4,3-A]吡嗪
274-83-91,2,4-TRIAZOLO[4,3-B]PYRIDAZINE
274-85-1[1,2,4]三唑并[1,5-A]吡啶
274-87-3吡啶并[1,5-A]四氮唑
274-89-5Tetrazolo[1,5-b]pyridazine
274-95-3咪唑并[1,2-a]嘧啶
275-02-51,2,4-噻唑[1,5-A]嘧啶
275-51-4奥苷菊环
275-54-7Cyclopent[c]azepine
275-94-5Cycloheptimidazole
276-37-9Cycloocta[c]furan
277-06-5DIEPOXYCYCLOHEXANE
277-10-1立方烷
277-43-01H-Cyclopropa[a]naphthalene
277-50-9naphthalene 1,2-oxide
277-64-5Oxireno[3,4]pyrrolo[1,2-b]isoxazole(9CI)
277-87-2Tricyclo[6.2.0.03,6]decane
278-02-42H-Naphth[2,3-c]-1,2-oxazete (9CI)
278-06-8四环[2.2.1.02,6.03,5]庚烷
278-08-03-氮杂双环[3.2.0]庚烷
278-52-41-Azabicyclo[4.2.0]octane
278-74-02,3-环氧丙基降莰烷
278-84-23-Oxatricyclo[3.2.2.02,4]nonane
279-01-6Tricyclo[4.2.2.02,4]decane
279-19-6TRICYCLO[2.2.1.0(2,6)]HEPTANE
279-23-2降莰烷
279-24-32-氮杂-双环[2,2,1]庚烷
279-27-61-azabicyclo[2.2.1]heptane
279-33-42-氧杂-5-氮杂双环[2.2.1]庚烷
279-40-37-氮杂双环[2.2.1]庚烷
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