Definition: Translate the given Spanish text to English

Positive Example 1 -
Input: A method for converting a series of m-bit information words to a modulated signal is described.
Output: Se describe un método para convertir una serie de palabras de informacion de bits m a una señal modulada.

Positive Example 2 -
Input: A last plastic cover is applied as a final protection.
Output: La presente invencion comprende un nuevo mezclador termocinetico.

Negative Example 1 -
Input: Luminescent optical sensor.
Output: SENSOR OPTICO LUMINISCENTE.

Negative Example 2 -
Input: The urinal is similar to a common toilet.
Output: El común es similar a un inodoro orinal.

Now complete the following example -
Input: This invention provides a novel polymorphic form of N-[(R)-2, 3-Dihydroxy -propoxy] -3, 4-difluoro-2 -(2-fluoro -4-iodo-phenylamino) -benzamide, as well a pharmaceutical compositions and therapeutic methods utilizing the polymorphic form.
Output: Esta invencion proporciona una nueva forma polimorfica de la N-[(R)-2, 3-dihidroxipropoxi]-3, 4-difluoro-2 -(2-fluoro-4 -yodofenilamino) benzamida, asi como composiciones farmaceuticas y metodos terapeuticos que utilizan la forma polimorfica.