Piperazine,2,3-dimethoxy-1,4-dimethyl-
CAS No. 21950-80-1
Piperazine, 2,3-dimethoxy-1,4-dimethyl- (8CI,9CI);2,3-DIMETHOXY-1,4-DIMETHYLPIPERAZINE
4-羟基-4-联苯基羧酸乙酯