In organic chemistry, a pyrrole is a five membered aromatic ring, 4 elements of which are carbonatoms, one element of which is a nitrogen atom. The molecular formula for a pyrrole is C4NH5. The structure is:
... and Verite (that merged with Combat) and Gloria SMH (that was betrayed). Later Combat, Franc-Tireur and Libération formed Mouvements Unis de la Résistance (MUR) which ...