131929-05-0 BRN 4742246 Ethanimidamide, N,N-dimethyl-N'-(5,5-dimethyl-3-oxo-1-cyclohexen-1-yl)- N,N-Dimethyl-N'-(5,5-dimethyl-3-oxo-1-cyclohexen-1-yl)ethanimidamide