Protokylol
Protokylol (Ventaire) is a β-adrenergic receptor agonist used as a bronchodilator in Europe and the United States. It is methylenedioxyphenyl-isoproterenol. The Para-Methoxyamphetamine (PMA) analog is twice the potency as the tenamfetamine analog. References

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Benzodioxoles
Catechols
Phenylethanolamines
Substituted amphetamines