acetic 0 1
b 0 2
b2 0 3
be 0 1
bef2 0 1
c 0 3
cl 0 2
cl2 0 1
cl2o 0 1
clcn 0 1
f 0 2
h 0 2
hoo 0 2
n 0 4
o 0 3
ocs 0 1
s 0 3
ssh 0 2
