Amides CNH2 CH H2N meta me thylbe nzamide 2-e thyl-3-me thylpe ntanamide o-e thyl-B-me thylvale ramide CN(CH3)2 HCN H N-be nzylformamide N,N-dime thylcyclope ntane carboxamideAmides CH3 CNH2 O meta methylbenzamide H2N O 2-ethyl-3-methylpentanamide -ethyl--methylvaleramide CN(CH3) 2 O N,N-dimethylcyclopentanecarboxamide HCN O H N-benzylformamide