Structure based on 2r0g

Ideal structure
Name: 7-carboxy-5-hydroxy-12,13-dihydro-6h-indolo[2,3-a]pyrrolo[3,4-c]carbazole
Formula: C21 H13 N3 O3
Weight: 355.346
SMILES: "OC(=O)c1[nH]c(O)c2c3c([nH]c4ccccc34)c5[nH]c6ccccc6c5c12"
Spacial conformation based on PDB 2r0g
RESIDUE   7CK     40
CONECT      O27    2 C25  HO27
CONECT      O26    1 C25 
CONECT      C25    3 O27  O26  C7  
CONECT      C7     3 C25  N6   C22 
CONECT      N6     3 C7   C5   HN6 
CONECT      C22    3 C7   C21  C23 
CONECT      C21    3 C22  C18  C20 
CONECT      C18    3 C21  N12  C17 
CONECT      N12    3 C18  C19  HN12
CONECT      C19    3 N12  C20  C11 
CONECT      C20    3 C21  C19  C8  
CONECT      C8     3 C20  C9   H8  
CONECT      C9     3 C8   C10  H9  
CONECT      C10    3 C9   C11  H10 
CONECT      C11    3 C19  C10  H11 
CONECT      O24    2 C5   HO24
CONECT      C5     3 N6   O24  C23 
CONECT      C23    3 C22  C5   C16 
CONECT      C16    3 C23  C17  C15 
CONECT      C17    3 C18  C16  N13 
CONECT      N13    3 C17  C14  HN13
CONECT      C14    3 N13  C15  C1  
CONECT      C15    3 C16  C14  C4  
CONECT      C4     3 C15  C3   H4  
CONECT      C3     3 C4   C2   H3  
CONECT      C2     3 C3   C1   H2  
CONECT      C1     3 C14  C2   H1  
CONECT      HO27   1 O27 
CONECT      HO24   1 O24 
CONECT      HN13   1 N13 
CONECT      H1     1 C1  
CONECT      H2     1 C2  
CONECT      H3     1 C3  
CONECT      H4     1 C4  
CONECT      HN12   1 N12 
CONECT      H8     1 C8  
CONECT      H9     1 C9  
CONECT      H10    1 C10 
CONECT      H11    1 C11 
CONECT      HN6    1 N6  
END   
HET    7CK             40
HETSYN     7CK 7-HYDROXY-12,13-DIHYDRO-6H-INDOLO[2,3-A]PYRROLO[3,4-C]C
HETSYN   2 7CK ARBAZOLE-5-CARBOXYLIC ACID
HETNAM     7CK 7-carboxy-5-hydroxy-12,13-dihydro-6H-indolo[2,3-a]pyrro
HETNAM   2 7CK lo[3,4-c]carbazole
FORMUL      7CK    C21 H13 N3 O3

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