(1S,2S)-1,2-bis(3-chlorophenyl)ethane-1,2-diamine

The non-methylated version, (1S,2S)-1,2-bis(3-chlorophenyl)ethane-1,2-diamine, is likewise manufactured directly by Shaoxing Zejun Pharmaceuticals Co.,Ltd at its Shaoxing facility to pharmaceutical grade; no distinct CAS number is listed. It is sold into the Asian market without samples.