111757-17-6 Cgp 28014 Methanimidamide, N'-(1,6-dihydro-6-oxo-2-pyridinyl)-N,N-dipropyl- N'-(1,6-Dihydro-6-oxo-2-pyridinyl)-N,N-dipropylmethanimidamide N-(2-Oxopyridin-6-yl)-N',N'-di-n-propylformamidine