1'-(4-Nitrophenyl)-3a,4,8,8a-tetrahydrospiro[[1,3]dioxepino[5,6-d][1,2]oxazole-6,4'-piperidine]-3-carbohydrazide 1g

1'-(4-Nitrophenyl)-3a,4,8,8a-tetrahydrospiro[[1,3]dioxepino[5,6-d][1,2]oxazole-6,4'-piperidine]-3-carbohydrazide 1g