protomolecule

Noun

 * 1) A collection of unstably bound atoms that has the potential to form a molecule if the structure can shed sufficient energy.
 * 2) A relatively simple molecule from which a more complex molecule is derived.
 * 1) A relatively simple molecule from which a more complex molecule is derived.
 * 1) A relatively simple molecule from which a more complex molecule is derived.
 * 1) A relatively simple molecule from which a more complex molecule is derived.