20284-79-1 GUANIDINE, (3-METHYL-2-BUTENYL)-, SULFATE N,N,N-Trimethyl-2-((3-methyl-1-oxo-2-butenyl)oxy)ethanaminium NSC 247529 Senecioylcholine Tigloylcholine beta,beta-Dimethacryloylcholine