acetate ... methanol.txt 
acetate ... water.txt 
acetate ... methylamine.txt 
methylammonium ... formaldehyde.txt 
methylammonium ... methylamine.txt 
methylammonium ... methanol.txt 
methylammonium ... water.txt 
guanidinium ... formaldehyde.txt 
guanidinium ... methylamine.txt 
guanidinium ... methanol.txt 
guanidinium ... water.txt 
imidazolium ... formaldehyde.txt 
imidazolium ... methylamine.txt 
imidazolium ... methanol.txt 
imidazolium ... water.txt 
