Structure based on 1zg3

Ideal structure
Name: (2s,3r)-2,7-dihydroxy-3-(4-hydroxyphenyl)-2,3-dihydro-4h-chromen-4-one
Formula: C15 H12 O5
Weight: 272.253
SMILES: "O[CH]1Oc2cc(O)ccc2C(=O)[CH]1c3ccc(O)cc3"
Spacial conformation based on PDB 1zg3
RESIDUE   2HI     32
CONECT      C1     3 C2   C6   H1  
CONECT      C2     3 C1   C3   H2  
CONECT      C3     3 C2   C4   C7  
CONECT      C4     3 C3   C5   O1  
CONECT      C5     3 C4   C6   H5  
CONECT      C6     3 C1   C5   O5  
CONECT      O1     2 C4   C9  
CONECT      C7     3 C3   O2   C8  
CONECT      O2     1 C7  
CONECT      C8     4 C7   C9   C10  H8  
CONECT      C9     4 O1   C8   O3   H9  
CONECT      O3     2 C9   HO3 
CONECT      C10    3 C8   C11  C15 
CONECT      C11    3 C10  C12  H11 
CONECT      C12    3 C11  C13  H12 
CONECT      C13    3 C12  C14  O4  
CONECT      C14    3 C13  C15  H14 
CONECT      C15    3 C10  C14  H15 
CONECT      O4     2 C13  HO4 
CONECT      O5     2 C6   HO5 
CONECT      H1     1 C1  
CONECT      H2     1 C2  
CONECT      H5     1 C5  
CONECT      H8     1 C8  
CONECT      H9     1 C9  
CONECT      HO3    1 O3  
CONECT      H11    1 C11 
CONECT      H12    1 C12 
CONECT      H14    1 C14 
CONECT      H15    1 C15 
CONECT      HO4    1 O4  
CONECT      HO5    1 O5  
END   
HET    2HI             32
HETSYN     2HI 2,7,4'-TRIHYDROXYISOFLAVANONE
HETNAM     2HI (2S,3R)-2,7-DIHYDROXY-3-(4-HYDROXYPHENYL)-2,3-DIHYDRO-4
HETNAM   2 2HI H-CHROMEN-4-ONE
FORMUL      2HI    C15 H12 O5

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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