Flecainide54143-55-4100 % similar Flecainide acetate54143-56-585 % similar 2,5-Bis(2,2,2-trifluoroethoxy)benzoic acid35480-52-549 % similar 1,1-Dimethylethyl N-[(2S)-2-piperidinylmethyl]carbamate139004-93-638 % similar 1,1-Dimethylethyl N-[(2R)-2-piperidinylmethyl]carbamate139004-96-938 % similar 4-[2,5-Bis(2,2,2-trifluoroethoxy)phenyl]-1,2,3-thiadiazole175205-47-733 % similar 1,4-Bis(2,2,2-trifluoroethoxy)benzene66300-61-633 % similar