Structure based on 1mkd

Ideal structure
Name: 6-(4-difluoromethoxy-3-methoxy-phenyl)-2h-pyridazin-3-one
Formula: C12 H10 F2 N2 O3
Weight: 268.216
SMILES: "COc1cc(ccc1OC(F)F)C2=NNC(=O)C=C2"
Spacial conformation based on PDB 1mkd.
Also present on 1xor
RESIDUE   ZAR     29
CONECT      O1     1 C2  
CONECT      C2     3 O1   N3   C7  
CONECT      N3     3 C2   N4   HN3 
CONECT      N4     2 N3   C5  
CONECT      C5     3 N4   C6   C8  
CONECT      C6     3 C5   C7   H6  
CONECT      C7     3 C2   C6   H7  
CONECT      C8     3 C5   C9   C13 
CONECT      C9     3 C8   C10  H9  
CONECT      C10    3 C9   C11  O18 
CONECT      C11    3 C10  C12  O15 
CONECT      C12    3 C11  C13  H12 
CONECT      C13    3 C8   C12  H13 
CONECT      C14    4 O15  F16  F17  H14 
CONECT      O15    2 C11  C14 
CONECT      F16    1 C14 
CONECT      F17    1 C14 
CONECT      O18    2 C10  C19 
CONECT      C19    4 O18  H191 H192 H193
CONECT      HN3    1 N3  
CONECT      H6     1 C6  
CONECT      H7     1 C7  
CONECT      H9     1 C9  
CONECT      H12    1 C12 
CONECT      H13    1 C13 
CONECT      H14    1 C14 
CONECT      H191   1 C19 
CONECT      H192   1 C19 
CONECT      H193   1 C19 
END   
HET    ZAR             29
HETNAM     ZAR 6-(4-DIFLUOROMETHOXY-3-METHOXY-PHENYL)-2H-PYRIDAZIN-3-O
HETNAM   2 ZAR NE
FORMUL      ZAR    C12 H10 F2 N2 O3

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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