methylsulfate

 1  HS4
 2  CS4  1  1.090
 3  OC4  2  1.529  1  109.5
 4  HS4  2  1.090  1  109.5  3  120.0 
 5  HS4  2  1.090  1  109.5  3  240.0
 6  SO   3  1.810  2  109.5  1  180.0
 7  OS4  6  1.810  3  109.5  2  180.0  
 8  OS4  6  1.810  3  109.5  2   60.0  
 9  OS4  6  1.810  3  109.5  2  300.0  

il.ff