Structure based on 1u5a

Ideal structure
Name: 3,7-dihydroxy-2-naphthoic acid
Formula: C11 H8 O4
Weight: 204.179
SMILES: "OC(=O)c1cc2cc(O)ccc2cc1O"
Spacial conformation based on PDB 1u5a.
Also present on 1u5c
RESIDUE   BIK     23
CONECT      O6     2 C6   HO6 
CONECT      C6     3 O6   C7   C5  
CONECT      C7     3 C6   C8   H7  
CONECT      C8     3 C7   C8A  H8  
CONECT      C8A    3 C8   C4A  C1  
CONECT      C4A    3 C8A  C5   C4  
CONECT      C5     3 C6   C4A  H5  
CONECT      C4     3 C4A  C3   H4  
CONECT      C1     3 C8A  C2   H1  
CONECT      C2     3 C1   O2   C3  
CONECT      O2     2 C2   HO2 
CONECT      C3     3 C4   C2   C31 
CONECT      C31    3 C3   O32  O31 
CONECT      O32    2 C31  H32 
CONECT      O31    1 C31 
CONECT      HO6    1 O6  
CONECT      H7     1 C7  
CONECT      H8     1 C8  
CONECT      H5     1 C5  
CONECT      H4     1 C4  
CONECT      H1     1 C1  
CONECT      HO2    1 O2  
CONECT      H32    1 O32 
END   
HET    BIK             23
HETSYN     BIK 3,7-DIHYDROXYNAPHTHALENE-2-CARBOXYLIC ACID
HETNAM     BIK 3,7-DIHYDROXY-2-NAPHTHOIC ACID
FORMUL      BIK    C11 H8 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