N-METHYLDIETHANOLAMINE甲氨基二乙醇N-甲基二乙醇胺Methyl diethanolamineN-MethyldiethanolamineMDEABis(2-hydroxyethyl)methylamineN,N-双(2-羟乙基)甲胺2,2′-MethyliminodiethanolN,N-Bis(2-hydroxyethyl)methylamine2-Hydroxy-1-[(2-hydroxyethyl)methylamino]-ethylBis(hydroxyethyl)methylamine2,2'-Methyliminodiethanol