trans-(1)-(3-Ethyl-1,3,4,6,7,11b-hexahydro-9,10-dimethoxy-2H-benzo(a)quinolizin-2-ylidene)malononitrile;(3-ethyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-ylidene)propanedinitrile
Please post your buying leads,so that our qualified suppliers will soon contact you!
Country - Code Area - Code Number