RESIDUE   PRD     45
CONECT      C4A    3 C8A  C5*  C4* 
CONECT      C8A    3 C4A  N1*  N8* 
CONECT      N1*    2 C8A  C2* 
CONECT      N8*    2 C8A  C7* 
CONECT      C7*    3 N8*  C6*  H7* 
CONECT      C6*    3 C7*  N6*  C5* 
CONECT      N6*    3 C6*  C61  C7' 
CONECT      C61    4 N6* 1HC6 2HC6 3HC6 
CONECT      C5*    3 C4A  C6*  H5* 
CONECT      C4*    3 C4A  N4*  N3* 
CONECT      N4*    3 C4* 1HN4 2HN4 
CONECT      N3*    2 C4*  C2* 
CONECT      C2*    3 N1*  N3*  N2* 
CONECT      N2*    3 C2* 1HN2 2HN2 
CONECT      C7'    4 N6*  C1' 1HC7 2HC7 
CONECT      C1'    3 C7'  C2'  C6' 
CONECT      C2'    3 C1'  C3'  O2' 
CONECT      C3'    3 C2'  C4' HC3' 
CONECT      C4'    3 C3'  C5' HC4' 
CONECT      C5'    3 C4'  C6'  O5' 
CONECT      C6'    3 C1'  C5' HC6' 
CONECT      O2'    2 C2'  C21 
CONECT      C21    4 O2' 1HC2 2HC2 3HC2 
CONECT      O5'    2 C5'  C51 
CONECT      C51    4 O5' 1HC5 2HC5 3HC5 
CONECT     1HN2    1 N2* 
CONECT     2HN2    1 N2* 
CONECT     1HN4    1 N4* 
CONECT     2HN4    1 N4* 
CONECT      H7*    1 C7* 
CONECT     1HC6    1 C61 
CONECT     2HC6    1 C61 
CONECT     3HC6    1 C61 
CONECT      H5*    1 C5* 
CONECT     1HC7    1 C7' 
CONECT     2HC7    1 C7' 
CONECT     HC6'    1 C6' 
CONECT     1HC2    1 C21 
CONECT     2HC2    1 C21 
CONECT     3HC2    1 C21 
CONECT     HC3'    1 C3' 
CONECT     HC4'    1 C4' 
CONECT     1HC5    1 C51 
CONECT     2HC5    1 C51 
CONECT     3HC5    1 C51 
END
HET    PRD             45
HETNAM     PRD N6-(2,5-DIMETHOXY-BENZYL)-N6-METHYL-PYRIDO[2,3-D]
HETNAM   2 PRD PYRIMIDINE-2,4,6-TRIAMINE
FORMUL      PRD    C17 H20 N6 O2