. . "\u03B1-methylfentanyl" . . . . . . "79704-88-4" . "DB01557" . . . . "\u0391-Methylfentanyl" . "8FU589W85C" . "China white" . "Alpha-methylfentanyl" . "\u03B1-Methylfentanyl" . . "China White" . . "China white heroin" . . . . . . . . . . . . "\u0391-Methylfentanyl" . "62281" .