二甲氨基乙醛缩二乙醇2,2-Diethoxy-N,N-dimethylethylamineDimethylaminoacetaldehyde diethyl acetal2,2-Diethoxy-N,N-dimethylethanamine2-(Dimethylamino)acetaldehyde diethylacetal2,2-Diethoxy-N,N-dimethylethanamine2,2-二乙氧基-N,N-二甲基乙胺(Dimethylamino)acetaldehyde diethyl acetal