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二嗪烷类

中文名称 英文名称 CAS号 化学式 结构式图片
—— (R)-4-(5-(4-(2-hydroxy-2-phenylacetyl)piperazin-1-yl)pyrazin-2-yl)-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile —— C28H25N9O2
(R)-4-(5-(4-(2-hydroxy-2-phenylacetyl)piperazin-1-yl)pyrazin-2-yl)-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile
—— N-(4-((4-(2,4-difluorophenyl)piperazin-1-yl)methyl)phenylmethyl)-acetamide —— C20H23F2N3O
N-(4-((4-(2,4-difluorophenyl)piperazin-1-yl)methyl)phenylmethyl)-acetamide
—— N-(4-((4-(4-fluorophenyl)piperazin-1-yl)methyl)phenylmethyl)-acetamide —— C20H24FN3O
N-(4-((4-(4-fluorophenyl)piperazin-1-yl)methyl)phenylmethyl)-acetamide
—— N-(4-((4-(4-Chlorophenyl)piperazin-1-yl)methyl)phenylmethyl)acetamide —— C20H24ClN3O
N-(4-((4-(4-Chlorophenyl)piperazin-1-yl)methyl)phenylmethyl)acetamide
—— 1-((E)-3-(3,4-dihydroxyphenyl)acrylyl)-4-phenylpiperazine —— C19H20N2O3
1-((E)-3-(3,4-dihydroxyphenyl)acrylyl)-4-phenylpiperazine
—— (4-(aminomethyl)phenyl)(4-(2-(dimethylamino)-6-methoxy-7-(3-(pyrrolidin-1-yl)propoxy)quinazolin-4-yl)piperazin-1-yl)methanone —— C30H41N7O3
(4-(aminomethyl)phenyl)(4-(2-(dimethylamino)-6-methoxy-7-(3-(pyrrolidin-1-yl)propoxy)quinazolin-4-yl)piperazin-1-yl)methanone
—— 6-methoxy-N,N-dimethyl-4-(piperazin-1-yl)-7-(3-(pyrrolidin-1-yl)propoxy)quinazolin-2-amine —— C22H34N6O2
6-methoxy-N,N-dimethyl-4-(piperazin-1-yl)-7-(3-(pyrrolidin-1-yl)propoxy)quinazolin-2-amine
—— N-{3-[4-(2-methoxyphenyl)-1-piperazinyl]propyl}-7-oxo-5-trifluoromethyl-7H-thieno[3,2-b]pyran-3-carboxamide besylate —— C6H6O3S*C23H24F3N3O4S
N-{3-[4-(2-methoxyphenyl)-1-piperazinyl]propyl}-7-oxo-5-trifluoromethyl-7H-thieno[3,2-b]pyran-3-carboxamide besylate
—— 2-(3-(2-(3-fluoro-4-(4-methylpiperazin-1-yl)phenylamino)pyrimidin-4-ylamino)phenyl)acetonitrile benzenesulfonate —— C6H6O3S*C23H24FN7
2-(3-(2-(3-fluoro-4-(4-methylpiperazin-1-yl)phenylamino)pyrimidin-4-ylamino)phenyl)acetonitrile benzenesulfonate
—— 3-(2-(2-(4-(4-(2-hydroxyethyl)piperazin-1-yl)phenylamino)pyrimidin-5-yl)ethyI)-5-methoxybenzoic acid —— C26H31N5O4
3-(2-(2-(4-(4-(2-hydroxyethyl)piperazin-1-yl)phenylamino)pyrimidin-5-yl)ethyI)-5-methoxybenzoic acid
—— 2-(3-(2-(4-(4-methylpiperazin-1-yl)-3-(trifluoromethyl)phenylamino)pyrimidin-4-ylamino)phenyl)acetonitrile benzenesulfonate —— 2C6H6O3S*C24H24F3N7
2-(3-(2-(4-(4-methylpiperazin-1-yl)-3-(trifluoromethyl)phenylamino)pyrimidin-4-ylamino)phenyl)acetonitrile benzenesulfonate
—— (7S)-7-[(5-fluoro-2-methyl-benzyl)oxy]-2-[(2R)-2-methylpiperazin-1-yl]-6,7-dihydro-5H-cyclopenta[b]pyridine —— C21H26FN3O
(7S)-7-[(5-fluoro-2-methyl-benzyl)oxy]-2-[(2R)-2-methylpiperazin-1-yl]-6,7-dihydro-5H-cyclopenta[b]pyridine
—— 5-(4-[4-(5-cyano-1H-indol-3-yl)butyl]piperazin-1-yl)benzofuran-2-carboxamide hydrochloride L-tartaric acid —— 0C4H6O6*C26H27N5O2*(x)ClH
5-(4-[4-(5-cyano-1H-indol-3-yl)butyl]piperazin-1-yl)benzofuran-2-carboxamide hydrochloride L-tartaric acid
—— 2,4-di-tert-butyl-6-{4-[3-(4,5-dimethyl-4H-[1,2,4]triazol-3-ylsulfanyl)-propyl]-piperazin-1-yl}-pyrimidine benzenesulfonic acid salt —— C6H6O3S*C23H39N7S
2,4-di-tert-butyl-6-{4-[3-(4,5-dimethyl-4H-[1,2,4]triazol-3-ylsulfanyl)-propyl]-piperazin-1-yl}-pyrimidine benzenesulfonic acid salt
—— (7S,9AS)-cis-[3-(2-Benzo[d]isoxazol-3-yl-octahydro-pyrido[1,2-a]pyrazin-7-ylmethoxy)-phenyl]-methanol —— C23H27N3O3
(7S,9AS)-cis-[3-(2-Benzo[d]isoxazol-3-yl-octahydro-pyrido[1,2-a]pyrazin-7-ylmethoxy)-phenyl]-methanol
—— (7S,9AS)-cis-1-[3-(2-Benzo[d]isoxazol-3-yl-octahydro-pyrido[1,2-a]pyrazin-7-ylmethoxy)-benzyl]pyrrolidine-3,4-diol —— C27H34N4O4
(7S,9AS)-cis-1-[3-(2-Benzo[d]isoxazol-3-yl-octahydro-pyrido[1,2-a]pyrazin-7-ylmethoxy)-benzyl]pyrrolidine-3,4-diol
—— 2-fluoro-3-[4-(6-oxo-1,6-dihydropyridin-3-yl)piperazin-1-yl]benzyl carbamimidoylcarbamate L-tartrate —— C4H6O6*C18H21FN6O3
2-fluoro-3-[4-(6-oxo-1,6-dihydropyridin-3-yl)piperazin-1-yl]benzyl carbamimidoylcarbamate L-tartrate
—— 1-[6-(2-phenoxy-ethoxy)-5-trifluoromethyl-pyridin-2-yl]-piperazine, acetate —— C2H4O2*C18H20F3N3O2
1-[6-(2-phenoxy-ethoxy)-5-trifluoromethyl-pyridin-2-yl]-piperazine, acetate
—— 1-(2-amino-2,2-dimethylethyl)-4-(o-methoxyphenyl)piperazine —— C15H25N3O
1-(2-amino-2,2-dimethylethyl)-4-(o-methoxyphenyl)piperazine
—— (+)4-(N-Methylpiperazinyl-carbonylaminomethyl)-1-benzylpyrrolidin-2-one —— C18H26N4O2
(+)4-(N-Methylpiperazinyl-carbonylaminomethyl)-1-benzylpyrrolidin-2-one
—— ethyl 3-amino-3-<4-(4-chlorophenyl)piperazino>propenoate —— C15H20ClN3O2
ethyl 3-amino-3-<4-(4-chlorophenyl)piperazino>propenoate
—— MP300 —— C25H27N7O5S2
MP300
—— MP277 —— C24H21ClF3N7O3S2
MP277
—— Lurasidone hydrochloride —— C28H36N4O2S*ClH
Lurasidone hydrochloride
—— 3-acetyl-7-((5-chloro-4-(4-fluoro-2-methoxyphenyl)pyrimidin-2-yl)amino)-4-(4-methylpiperazin-1-yl)-2H-chromen-2-one —— C27H25ClFN5O4
3-acetyl-7-((5-chloro-4-(4-fluoro-2-methoxyphenyl)pyrimidin-2-yl)amino)-4-(4-methylpiperazin-1-yl)-2H-chromen-2-one
—— (R)-(4-(2-methoxyphenyl)piperazin-1-yl)(1-(1-phenylethyl)-1H-imidazol-5-yl)methanone —— C23H26N4O2
(R)-(4-(2-methoxyphenyl)piperazin-1-yl)(1-(1-phenylethyl)-1H-imidazol-5-yl)methanone
—— 2-(4-(2,3,4-trimethoxybenzyl)piperazin-1-yl)pyrazine —— C18H24N4O3
2-(4-(2,3,4-trimethoxybenzyl)piperazin-1-yl)pyrazine
—— 5-((R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy)-4'-methoxy-6'-((S)-2-methylpiperazin-1-yl)-[3,3'-bipyridin]-6-amine 1621519-26-3 C24H26Cl2FN5O2
5-((R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy)-4'-methoxy-6'-((S)-2-methylpiperazin-1-yl)-[3,3'-bipyridin]-6-amine
—— (1S,4R)-7,7-dimethyl-1-[({4-[3-amino-5-(trifluoromethyl)-2-pyridinyl]-1-piperazinyl}sulfonyl)methyl]bicyclo[2.2.1]heptan-2-one —— C20H27F3N4O3S
(1S,4R)-7,7-dimethyl-1-[({4-[3-amino-5-(trifluoromethyl)-2-pyridinyl]-1-piperazinyl}sulfonyl)methyl]bicyclo[2.2.1]heptan-2-one
—— 7-acetyl-2-[4-(4-quinolin-2-ylpiperazin-1-yl)butyl]-5,6,7,8-tetrahydro-3H-pyrido[4',3':4,5]thieno-[2,3-d]pyrimidin-4-one —— C28H32N6O2S
7-acetyl-2-[4-(4-quinolin-2-ylpiperazin-1-yl)butyl]-5,6,7,8-tetrahydro-3H-pyrido[4',3':4,5]thieno-[2,3-d]pyrimidin-4-one
—— 3-amino-7-tert-butyloxycarbonyl-2-[4-(4-quinolin-2-ylpiperazin-1-yl)butyl]-5,6,7,8-tetrahydro-3H-pyrido[40,30:4,5]thieno-[2,3-d]-pyrimidin-4-one —— C31H39N7O3S
3-amino-7-tert-butyloxycarbonyl-2-[4-(4-quinolin-2-ylpiperazin-1-yl)butyl]-5,6,7,8-tetrahydro-3H-pyrido[40,30:4,5]thieno-[2,3-d]-pyrimidin-4-one
—— 3-(4-(6-(6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-ylamino)pyridin-3-yl)piperazin1-yl)-N-(6-(cyanomethylamino)hexyl)propanamide —— C35H48N10O3
3-(4-(6-(6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-ylamino)pyridin-3-yl)piperazin1-yl)-N-(6-(cyanomethylamino)hexyl)propanamide
—— 4-((14-(4-((4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)methyl)-1H-1,2,3-triazol-1-yl)-3,6,9,12-tetraoxatetradecyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione —— C50H61N13O10
4-((14-(4-((4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)methyl)-1H-1,2,3-triazol-1-yl)-3,6,9,12-tetraoxatetradecyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione
—— 4-((2-(2-(2-(4-((4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)methyl)-1H-1,2,3-triazol-1-yl)ethoxy)ethoxy)ethyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione —— C46H53N13O8
4-((2-(2-(2-(4-((4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)methyl)-1H-1,2,3-triazol-1-yl)ethoxy)ethoxy)ethyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione
—— 2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(14-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-3,6,9,12-tetraoxatetradecyl)acetamide —— C49H61N11O11
2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(14-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-3,6,9,12-tetraoxatetradecyl)acetamide
—— 4-((2-(2-(2-(2-(4-((4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)methyl)-1H-1,2,3-triazol-1-yl)ethoxy)ethoxy)ethoxy)ethyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione —— C48H57N13O9
4-((2-(2-(2-(2-(4-((4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)methyl)-1H-1,2,3-triazol-1-yl)ethoxy)ethoxy)ethoxy)ethyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione
—— 4-(7-(4-((4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)methyl)-1H-1,2,3-triazol-1-yl)hept-1-yn-1-yl)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione —— C47H50N12O6
4-(7-(4-((4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)methyl)-1H-1,2,3-triazol-1-yl)hept-1-yn-1-yl)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione
—— 4-((2-(2-(4-((4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)methyl)-1H-1,2,3-triazol-1-yl)ethoxy)ethyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione 2366268-80-4 C44H49N13O7
4-((2-(2-(4-((4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)methyl)-1H-1,2,3-triazol-1-yl)ethoxy)ethyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione
—— N-(3-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)propyl)-2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)oxy)acetamide —— C42H46N10O8
N-(3-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)propyl)-2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)oxy)acetamide
—— 2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(8-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)octyl)acetamide —— C47H57N11O7
2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(8-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)octyl)acetamide
—— 2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(4-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)butyl)acetamide —— C43H49N11O7
2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(4-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)butyl)acetamide
—— 6-acetyl-2-((5-(4-((2-aminoethyl)glycyl)piperazin-1-yl)pyridin-2-yl)amino)-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7(8H)-one —— C28H37N9O3
6-acetyl-2-((5-(4-((2-aminoethyl)glycyl)piperazin-1-yl)pyridin-2-yl)amino)-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7(8H)-one
—— N-(4-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)butyl)-2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)oxy)acetamide —— C43H48N10O8
N-(4-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)butyl)-2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)oxy)acetamide
—— BSJ-03-123 —— C47H56N10O11
BSJ-03-123
—— N-(2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)ethyl)-2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)oxy)acetamide —— C41H44N10O8
N-(2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)ethyl)-2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)oxy)acetamide
—— 2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(2-(2-(2-(2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)ethoxy)ethoxy)ethoxy)ethyl)acetamide —— C47H57N11O10
2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(2-(2-(2-(2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)ethoxy)ethoxy)ethoxy)ethyl)acetamide
—— 2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(17-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-3,6,9,12,15-pentaoxaheptadecyl)acetamide —— C51H65N11O12
2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(17-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-3,6,9,12,15-pentaoxaheptadecyl)acetamide
—— 2-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)-5-(piperazin-1-yl)pyridine 1-oxide —— C24H29N7O3
2-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)-5-(piperazin-1-yl)pyridine 1-oxide
—— N-(2-(2-(2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)ethoxy)ethoxy)ethyl)-2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)acetamide —— C45H53N11O9
N-(2-(2-(2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)ethoxy)ethoxy)ethyl)-2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)acetamide
—— 2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(2-(2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)ethoxy)ethyl)acetamide —— C43H49N11O8
2-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-N-(2-(2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)ethoxy)ethyl)acetamide