2-((1-Methylethyl)(3-pyridinylcarbonyl)amino)ethyl 3-pyridinecarboxylate 2-(N-Isopropyl-N-nicotinoylamino)ethyl nicotinate 3-Pyridinecarboxylic acid, 2-(1-(methylethyl)(3-pyridinylcarbonyl)amino)ethyl ester 69451-67-8