2-Acetyl-5-nitropyrrole 32116-25-9 5-21-07-00207 (Beilstein Handbook Reference) BRN 0130864 Ethanone, 1-(5-nitro-1H-pyrrol-2-yl)- (9CI) KETONE, METHYL (5-NITRO-2-PYRROLYL) NSC 87231 Pyrrole, 2-acetyl-5-nitro-