Structure based on 1y2g

Ideal structure
Name: n-methyl-n-[3-(6-phenyl[1,2,4]triazolo[4,3-b]pyridazin-3-yl)phenyl]acetamide
Formula: C20 H17 N5 O
Weight: 343.382
SMILES: "CN(C(C)=O)c1cccc(c1)c2nnc3ccc(nn23)c4ccccc4"
Spacial conformation based on PDB 1y2g
RESIDUE   CL3     43
CONECT      O32    1 C27 
CONECT      N1     2 N2   C6  
CONECT      N2     3 N1   C3   C7  
CONECT      C3     3 N2   C4   N9  
CONECT      C4     3 C3   C5   H4  
CONECT      C5     3 C4   C6   H5  
CONECT      C6     3 N1   C5   C10 
CONECT      C7     3 N2   N8   C11 
CONECT      N8     2 C7   N9  
CONECT      N9     2 C3   N8  
CONECT      C10    3 C6   C17  C21 
CONECT      C11    3 C7   C12  C16 
CONECT      C12    3 C11  C13  H12 
CONECT      C13    3 C12  C14  N22 
CONECT      C14    3 C13  C15  H14 
CONECT      C15    3 C14  C16  H15 
CONECT      C16    3 C11  C15  H16 
CONECT      C17    3 C10  C18  H17 
CONECT      C18    3 C17  C19  H18 
CONECT      C19    3 C18  C20  H19 
CONECT      C20    3 C19  C21  H20 
CONECT      C21    3 C10  C20  H21 
CONECT      N22    3 C13  C23  C27 
CONECT      C23    4 N22  H231 H232 H233
CONECT      C27    3 O32  N22  C28 
CONECT      C28    4 C27  H281 H282 H283
CONECT      H4     1 C4  
CONECT      H5     1 C5  
CONECT      H12    1 C12 
CONECT      H14    1 C14 
CONECT      H15    1 C15 
CONECT      H16    1 C16 
CONECT      H17    1 C17 
CONECT      H18    1 C18 
CONECT      H19    1 C19 
CONECT      H20    1 C20 
CONECT      H21    1 C21 
CONECT      H231   1 C23 
CONECT      H232   1 C23 
CONECT      H233   1 C23 
CONECT      H281   1 C28 
CONECT      H282   1 C28 
CONECT      H283   1 C28 
END   
HET    CL3             43
HETNAM     CL3 N-METHYL-N-[3-(6-PHENYL[1,2,4]TRIAZOLO[4,3-B]PYRIDAZIN-
HETNAM   2 CL3 3-YL)PHENYL]ACETAMIDE
FORMUL      CL3    C20 H17 N5 O1

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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