Propanedioic acid, [[(5,6-dihydro-6-methyl-2,5-dioxo-2H-pyrano[3,2-c]quinolin-3-yl)amino] methylene]-, diethyl ester

CAS:189755-69-9

Formula:C21H20N2O7

Benzoic acid, 3-nitro-4-(2-oxo-8-phenyl-7,9-dioxa-1-azaspiro[4.5]dec-1-yl)-, methyl ester

CAS:221382-26-9

Formula:C21H20N2O7

4H-1-Benzopyran-4-one, 5,7-dihydroxy-8-[(2R,3S)-2-(hydroxymethyl)-1-methyl-3-pyrrolidinyl]-2-(4 -nitrophenyl)-, rel-

CAS:647019-94-1

Formula:C21H20N2O7

Hexanoic acid, 3-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-6-(hydroxyamino)-2,6-diox o-, (3S)-

CAS:656831-29-7

Formula:C21H20N2O7

Hexanoic acid, 4-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-6-(hydroxyamino)-5,6-diox o-, (4S)-

CAS:656831-32-2

Formula:C21H20N2O7

(2E,4S,4aS,12aS)-2-[amino(hydroxy)methylidene]-4-(dimethylamino)-10,11,12a-trihydroxy-4a,12a-dihydrotetracene-1,3,12(2H,4H,5H)-trione

CAS:4496-85-9

Formula:C21H20N2O7

2H-Pyran-3-carboxylic acid, 5,6-dihydro-4-methyl-2,6-bis(4-nitrophenyl)-, ethyl ester

CAS:87696-72-8

Formula:C21H20N2O7

Butanoic acid, 2-[(2-nitrophenyl)methylene]-3-oxo-, 2-[4-(acetylamino)phenoxy]ethyl ester

CAS:92709-48-3

Formula:C21H20N2O7

Butanoic acid, 2-[(3-nitrophenyl)methylene]-3-oxo-, 2-[4-(acetylamino)phenoxy]ethyl ester

CAS:92709-51-8

Formula:C21H20N2O7

3,5-Pyridinedicarboxylic acid, 1,4-dihydro-2,6-dimethyl-4-[5-(2-nitrophenyl)-2-furanyl]-, dimethyl ester

CAS:104024-39-7

Formula:C21H20N2O7