. . . "Levoamphetamine" . . . . . . . . "Levoamphetamine" . . "l-Amphetamine, Levamfetamine" . "(''R'')-" . . "L-amphetamine" . . . "-Amphetamine" . . . . . "levoamphetamine" . . . . "(2R)-1-Phenylpropan-2-amine" . . . . . "-amphetamine" . .