Diethyl cis-1,2,3,4,5,10-hexahydro-7,8-dimethyl-1,4-dioxo-2,3,4a,10a- tetraazabenzo[g]cyclopent[cd]azulene-2a,10b-dicarboxylate chloroform disolvate

C₂₀H₂₄N₄O_6,2CHCl₃

Wei, Fa-QianWu, An-Xin

Acta Crystallographica Section E (2005) 61, 5 o1453-o1455

a=25.216(3)Å   b=9.9757(9)Å   c=25.566(3)Å

α=90.00°   β=108.566(3)°   γ=90.00°