the molecular features essential for the activities are a thiourea group or a 2-cyanoguanidine group , a phenyl group in the c-6 position of the 3 ( 2h ) -pyridazinone ring , a four-carbon chain length between the 3 ( 2h ) -pyridazinone ring and the functional group , and a methyl group at the n-3 position of the functional group .
C1521970
features
C1444754
length