Note: the squiggly line represents a racemic position in the skeletal formula -i.e. there is a mixture of enantiomers in which the methyl group is oriented
methyl group attached to the nitrogen. Molecular structure of racemic amphetamine. Methamphetamine has a similar structure, with the addition of a methyl group
metabolic pathways of MDMA in humans.svg English: Main metabolic routes of MDMA (3,4-methylenedioxymethamphetamine) racemic (R- and S-isomers = RS-) in humans