Definition: Benzopyrroles with the nitrogen at the number one carbon adjacent to the benzyl portion, in contrast to ISOINDOLES which have the nitrogen away from the six-membered ring.
GR 113808 [ GR 125487,GR113808,(1-(2-(methylsulfonylamino)ethyl)-4-piperidinyl)methyl 1-methyl-1H-indole-3-carboxylate,GR-113808 ] structure given in first source; a 5-HT(4) receptor antagonist: GR 125487 is the HCl salt