108-95-2
苯酚
→
132906-06-0
phenyl (4-methylpiperazin-1-yl)carboxylate
14052-80-3
4-methyl-N-[(E)-(5-nitrofuran-2-yl)methylideneamino]piperazine-1-carboxamide
88701-65-9
4-methylpiperazine-1-carbohydrazide