. "Desmetramadol" . . . . "desmetramadol" . . . "130829" . "(+)-Desmetramadol" . . . . . . . . "1400" . "80456-81-1" . . "2WA8F50C3F" . . . . "Desmetramadol" . "''O''-desmethyltramadol" . . . . . . .