{3,1} atom_embed(A) :- c(A).
{3,1} atom_embed(A) :- o(A).
{3,1} atom_embed(A) :- br(A).
{3,1} atom_embed(A) :- i(A).
{3,1} atom_embed(A) :- f(A).
{3,1} atom_embed(A) :- h(A).
{3,1} atom_embed(A) :- n(A).
{3,1} atom_embed(A) :- cl(A).
atom_embed/1 {3,1}
{3,1} bond_embed(B) :- b_1(B).
{3,1} bond_embed(B) :- b_2(B).
{3,1} bond_embed(B) :- b_3(B).
{3,1} bond_embed(B) :- b_4(B).
{3,1} bond_embed(B) :- b_5(B).
{3,1} bond_embed(B) :- b_7(B).
bond_embed/1 {3,1}
