Piperil;RARECHEM AB GA K004;ASINEX-REAG BAS 07712877;3,4,3',4'-Dimethylenedioxy-benzil;3,4:3',4'-bis(methylenedioxy)Benzil;Ethanedione, bis(1,3-benzodioxol-5-yl);1,2-bis(1,3-benzodioxol-5-yl)ethane-1,2-dione;1,2-Bis-benzo[1,3]dioxol-5-yl-ethane-1,2-dione;1,2-Ethanedione, 1,2-bis(1,3-benzodioxol-5-yl)-;1,2-Bis(benzo[d][1,3]dioxol-5-yl)ethane-1,2-dione