Structure based on 3mj1

Ideal structure
Name: 7-[(4-methylpiperazin-1-yl)methyl]-4-[(3-methyl-1h-pyrazol-5-yl)amino]-2-(tetrahydro-2h-pyran-4-yl)phthalazin-1(2h)-one
Formula: C23 H31 N7 O2
Weight: 437.538
SMILES: "CN1CCN(CC1)Cc2ccc3C(=NN(C4CCOCC4)C(=O)c3c2)Nc5[nH]nc(C)c5"
Spacial conformation based on PDB 3mj1
RESIDUE   614     63
CONECT      N1     2 N2   C3  
CONECT      N2     3 N1   C4   C16 
CONECT      C3     3 N1   C6   N8  
CONECT      C4     3 N2   C5   O18 
CONECT      C5     3 C4   C6   C17 
CONECT      C6     3 C3   C5   C15 
CONECT      C7     3 N8   N9   C10 
CONECT      N8     3 C3   C7   HN8 
CONECT      N9     3 C7   N11  HN9 
CONECT      C10    3 C7   C12  H10 
CONECT      N11    2 N9   C12 
CONECT      C12    3 C10  N11  C32 
CONECT      N13    3 C20  C22  C23 
CONECT      N14    3 C24  C25  C29 
CONECT      C15    3 C6   C26  H15 
CONECT      C16    4 N2   C27  C28  H16 
CONECT      C17    3 C5   C19  H17 
CONECT      O18    1 C4  
CONECT      C19    3 C17  C20  C26 
CONECT      C20    4 N13  C19  H20  H20A
CONECT      O21    2 C30  C31 
CONECT      C22    4 N13  C25  H22  H22A
CONECT      C23    4 N13  C24  H23  H23A
CONECT      C24    4 N14  C23  H24  H24A
CONECT      C25    4 N14  C22  H25  H25A
CONECT      C26    3 C15  C19  H26 
CONECT      C27    4 C16  C30  H27  H27A
CONECT      C28    4 C16  C31  H28  H28A
CONECT      C29    4 N14  H29  H29A H29B
CONECT      C30    4 O21  C27  H30  H30A
CONECT      C31    4 O21  C28  H31  H31A
CONECT      C32    4 C12  H32  H32A H32B
CONECT      HN8    1 N8  
CONECT      H10    1 C10 
CONECT      H15    1 C15 
CONECT      H16    1 C16 
CONECT      H17    1 C17 
CONECT      H20    1 C20 
CONECT      H20A   1 C20 
CONECT      H22    1 C22 
CONECT      H22A   1 C22 
CONECT      H23    1 C23 
CONECT      H23A   1 C23 
CONECT      H24    1 C24 
CONECT      H24A   1 C24 
CONECT      H25    1 C25 
CONECT      H25A   1 C25 
CONECT      H26    1 C26 
CONECT      H27    1 C27 
CONECT      H27A   1 C27 
CONECT      H28    1 C28 
CONECT      H28A   1 C28 
CONECT      H29    1 C29 
CONECT      H29A   1 C29 
CONECT      H29B   1 C29 
CONECT      H30    1 C30 
CONECT      H30A   1 C30 
CONECT      H31    1 C31 
CONECT      H31A   1 C31 
CONECT      H32    1 C32 
CONECT      H32A   1 C32 
CONECT      H32B   1 C32 
CONECT      HN9    1 N9  
END   
HET    614             63
HETNAM     614 7-[(4-methylpiperazin-1-yl)methyl]-4-[(3-methyl-1H-pyra
HETNAM   2 614 zol-5-yl)amino]-2-(tetrahydro-2H-pyran-4-yl)phthalazin-
HETNAM   3 614 1(2H)-one
FORMUL      614    C23 H31 N7 O2

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