Structure based on ?

Ideal structure
Name: 3,4-di-1h-indol-3-yl-1h-pyrrole-2,5-dicarboxylic acid
Formula: C22 H15 N3 O4
Weight: 385.372
SMILES: "OC(=O)c1[nH]c(C(O)=O)c(c2c[nH]c3ccccc23)c1c4c[nH]c5ccccc45"
Spacial conformation based on PDB ?.
Also present on 2z3u
RESIDUE   CRR     44
CONECT      C5     3 C4   C20  C6  
CONECT      C4     3 C5   C3   H4  
CONECT      C3     3 C4   C2   H3  
CONECT      C2     3 C3   C1   H2  
CONECT      C1     3 C2   C20  H1  
CONECT      C20    3 C5   C1   N3  
CONECT      N3     3 C20  C19  HN3 
CONECT      C19    3 N3   C6   H19 
CONECT      C6     3 C5   C19  C7  
CONECT      C7     3 C6   C8   C10 
CONECT      C8     3 C7   C36  N1  
CONECT      C36    3 C8   O39  O40 
CONECT      O39    1 C36 
CONECT      O40    2 C36  HO40
CONECT      N1     3 C8   C9   HN1 
CONECT      C9     3 N1   C35  C10 
CONECT      C35    3 C9   O37  O38 
CONECT      O37    1 C35 
CONECT      O38    2 C35  HO38
CONECT      C10    3 C7   C9   C11 
CONECT      C11    3 C10  C12  C18 
CONECT      C12    3 C11  C13  C17 
CONECT      C13    3 C12  C14  H13 
CONECT      C14    3 C13  C15  H14 
CONECT      C15    3 C14  C16  H15 
CONECT      C16    3 C15  C17  H16 
CONECT      C17    3 C12  C16  N2  
CONECT      N2     3 C17  C18  HN2 
CONECT      C18    3 C11  N2   H18 
CONECT      H4     1 C4  
CONECT      H3     1 C3  
CONECT      H2     1 C2  
CONECT      H1     1 C1  
CONECT      HN3    1 N3  
CONECT      H19    1 C19 
CONECT      HO40   1 O40 
CONECT      HN1    1 N1  
CONECT      HO38   1 O38 
CONECT      H13    1 C13 
CONECT      H14    1 C14 
CONECT      H15    1 C15 
CONECT      H16    1 C16 
CONECT      HN2    1 N2  
CONECT      H18    1 C18 
END   
HET    CRR             44
HETSYN     CRR CHROMOPYRROLIC ACID
HETNAM     CRR 3,4-DI-1H-INDOL-3-YL-1H-PYRROLE-2,5-DICARBOXYLIC ACID
FORMUL      CRR    C22 H15 N3 O4

This OCA MONOMER page
uses Jmol, developed by the Jmol Development Team (color reference)
OCA© by Jaime Prilusky, 1996-2004,2006,2010,2014
Bioinformatics Unit
Weizmann Institute of Science