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: Compounds of formula (1), (2) or (3), wherein Ra is H; substituted or unsubstituted alkyl (1-10C); substituted or unsubstituted alkenyl (2-10C); substituted or unsubstituted alkynyl (2-10C); substituted or unsubstituted aryl (4-14C); substituted or unsubstituted arylalkyl (5-20C); or ORa is replaced by H; Rb is H or halogen; Rc is H or a protecting group; Rd is methyl, unsubstituted alkyl (3-10C); substituted alkyl (1-10C); substituted or unsubstituted alkynyl (2-10C); substituted or unsubstituted aryl (4-14C); substituted or unsubstituted arylalkyl (5-20C); substituted or unsubstituted arylalkenyl (5-20C); substituted or unsubstituted arylalkynyl (5-20C); substituted or unsubstituted amidoarylalkyl (5-20C); substituted or unsubstituted amidoarylalkenyl (5-20C); or substituted or unsubstituted amidoarylalkynyl (5-20C); Re is H or a protecting group; L is methylene or carbonyl; T is -O-, -N(R)-, -N(OR)-, -N(NHCOR)-, -N(N=CHR)-, or -N(NHR)- wherein R is H or Ra as defined above, with the proviso that when L is methylene, T is -O-; one of Z and Y is H and the other is OH, protected OH, or amino, mono- or dialkylamino, protected amino, or an amino heterocycle or Z and Y together are =O, =NOH or a derivatized oxime; including any pharmaceutically acceptable salts thereof and any stereoisomeric forms and mixtures of stereoisomeric forms thereof, are antimicrobial agents.
Output: Compuestos de formula (1), (2) o (3) en la cual Ra es H; alquilo de (C1-10) sustituido o no sustituido; alquenilo de (C2-10) sustituido o no sustituido; alquinilo de (C2-10) sustituido o no sustituido; arilo de (C4-14) sustituido o no sustituido; o arilalquilo de (C5-20) sustituido o no sustituido; o ORa esta reemplazado por H; Rb es H o halogeno; Rc es H o un grupo protector; Rd es metilo, alquilo de (C3-10) no sustituido, alquilo de (C1-10) sustituido, alquinilo de (C2-10) sustituido o no sustituido; arilo de (C4-14) sustituido o no sustituido; arilalquilo de (C5-20) sustituido o no sustituido; arilalquenilo de (C5-20) sustituido o no sustituido; arilalquinilo de (C5-20) sustituido o no sustituido; amidoarilalquilo de (C5-20) sustituido o no sustituido; amidoarilalquenilo de (C5-20) sustituido o no sustituido; o amidoarilalquinilo de (C5-20) sustituido o no sustituido; Re es H es un grupo protector; L es metileno o carbonilo; T es -O-, -N(R)-, =N(OR)-, -N(NHCOR)-, - N(N=CHR)-, o - N(NHR)- en donde R es H o Ra como se define anteriormente, con la condicion de que cuando L es metileno, T es -O-; uno de Z e Y es H y el otro es OH, OH protegido, o amino, mono o dialquilamino, amino protegido, o un amino heterocicio o Z e Y juntos son =O, =NOH o una oxima derivatizada; incluyendo cualesquier sales aceptables farmaceuticamente de los mismos y cualesquier formas estereoisomericas y mezclas de formas estereoisomericas de los mismos, son agentes antimicrobianos.