Structure based on 1ly3

Ideal structure
Name: 2,4-diamino-6-[n-(2',5'-dimethoxybenzyl)-n-methylamino]quinazoline
Formula: C18 H21 N5 O2
Weight: 339.392
SMILES: "COc1ccc(OC)c(CN(C)c2ccc3nc(N)nc(N)c3c2)c1"
Spacial conformation based on PDB 1ly3
RESIDUE   COG     46
CONECT      C2B    3 N1'  N2'  N3' 
CONECT      C4B    3 C4A  N3'  N4' 
CONECT      C4A    3 C4B  C5B  C8A 
CONECT      C5B    3 C4A  C6B  H5' 
CONECT      C6B    3 C5B  C7B  N6' 
CONECT      C7B    3 C6B  C8'  H7' 
CONECT      C8A    3 C4A  N1'  C8' 
CONECT      C21    4 O2'  H211 H212 H213
CONECT      C7'    4 C1'  N6'  H7'1 H7'2
CONECT      C61    4 N6'  H611 H612 H613
CONECT      C1'    3 C7'  C2'  C6' 
CONECT      C2'    3 C1'  C3'  O2' 
CONECT      C3'    3 C2'  C4'  H3' 
CONECT      C4'    3 C3'  C5'  H4' 
CONECT      C5'    3 C4'  C6'  O5' 
CONECT      C51    4 O5'  H511 H512 H513
CONECT      C6'    3 C1'  C5'  H6' 
CONECT      N1'    2 C2B  C8A 
CONECT      N2'    3 C2B  HN21 HN22
CONECT      N3'    2 C2B  C4B 
CONECT      N4'    3 C4B  HN41 HN42
CONECT      C8'    3 C7B  C8A  H8' 
CONECT      O2'    2 C21  C2' 
CONECT      O5'    2 C5'  C51 
CONECT      N6'    3 C6B  C7'  C61 
CONECT      H5'    1 C5B 
CONECT      H7'    1 C7B 
CONECT      H211   1 C21 
CONECT      H212   1 C21 
CONECT      H213   1 C21 
CONECT      H7'1   1 C7' 
CONECT      H7'2   1 C7' 
CONECT      H611   1 C61 
CONECT      H612   1 C61 
CONECT      H613   1 C61 
CONECT      H3'    1 C3' 
CONECT      H4'    1 C4' 
CONECT      H511   1 C51 
CONECT      H512   1 C51 
CONECT      H513   1 C51 
CONECT      H6'    1 C6' 
CONECT      HN21   1 N2' 
CONECT      HN22   1 N2' 
CONECT      HN41   1 N4' 
CONECT      HN42   1 N4' 
CONECT      H8'    1 C8' 
END   
HET    COG             46
HETNAM     COG 2,4-DIAMINO-6-[N-(2',5'-DIMETHOXYBENZYL)-N-METHYLAMINO]
HETNAM   2 COG QUINAZOLINE
FORMUL      COG    C18 H21 N5 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