1-Piperidinecarboxamide, 4,4'-(1,3-propanediyl)bis- 4,4'-(1,3-Propanediyl)bis(1-piperidinecarboxamide) 4,4'-(Propane-1,3-diyl)bis(piperidine-1-carboxamide) 70715-18-3 EINECS 274-819-9