Structure based on 3sa0

Ideal structure
Name: norathyriol
Formula: C13 H8 O6
Weight: 260.199
SMILES: "Oc1cc(O)c2C(=O)c3cc(O)c(O)cc3Oc2c1"
Spacial conformation based on PDB 3sa0
RESIDUE   NRA     27
CONECT      C10    3 C09  C11  H10 
CONECT      C13    3 C15  C11  O14 
CONECT      C15    3 C13  C16  H15 
CONECT      O01    2 C02  HO01
CONECT      C02    3 O01  C03  C19 
CONECT      C03    3 C02  C04  H03 
CONECT      C04    3 C03  O05  C06 
CONECT      O05    2 C04  HO05
CONECT      C06    3 C04  C07  C18 
CONECT      C07    3 C06  O08  C09 
CONECT      O08    1 C07 
CONECT      C09    3 C10  C07  C16 
CONECT      C11    3 C10  C13  O12 
CONECT      O12    2 C11  HO12
CONECT      O14    2 C13  HO14
CONECT      C16    3 C15  C09  O17 
CONECT      O17    2 C16  C18 
CONECT      C18    3 C06  O17  C19 
CONECT      C19    3 C02  C18  H19 
CONECT      H10    1 C10 
CONECT      H15    1 C15 
CONECT      HO01   1 O01 
CONECT      H03    1 C03 
CONECT      HO05   1 O05 
CONECT      HO12   1 O12 
CONECT      HO14   1 O14 
CONECT      H19    1 C19 
END   
HET    NRA             27
HETSYN     NRA 1,3,6,7-tetrahydroxy-9H-xanthen-9-one
HETNAM     NRA norathyriol
FORMUL      NRA    C13 H8 O6

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