carboxylic_acid.qry
sulfonic_acid.qry
phosphonate.qry
tetrazole.qry
N_acylsulfonamide.qry
thiazolidinedione.qry
N_acylpyrazolidinone.qry
phenolate.qry
guanidine.qry
amidine.qry
4_amino_pyridine.qry
amino_terminal_restricted.qry
aliphatic_amine_restricted.qry
imidazole_basic.qry
