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15205-11-5 
 
3-alkoxy-4-(1,1-dimethyl-propylamino)-cyclobut-3-ene-1,2-dione 
 
3-(2-chloro-4-fluoro-benzylamino)-4-(1,1-dimethyl-propylamino)-cyclobut-3-ene-1,2-dione 
[1]JournalofMedicinalChemistry,2000,vol.43,p.1203-1214
15205-11-5 
 
3-alkoxy-4-(tert-butylamino)-cyclobut-3-ene-1,2-dione 
 
3-<i>tert</i>-butylamino-4-(2-chloro-4-fluoro-benzylamino)-cyclobut-3-ene-1,2-dione 
[1]JournalofMedicinalChemistry,2000,vol.43,p.1203-1214
[1]Heterocycles,2003,vol.60,p.2417-2424
[1]BioorganicandMedicinalChemistryLetters,2004,vol.14,p.2269-2274
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