Translate the given Spanish text to English
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Question: The invention relates to aromas and aroma compositions, which contain 4,8 dimethyl 3, 7 nonadien 2 one and which can be used in foodstuffs and luxury foods or in preparations used for oral hygiene.

Answer: Aromas y composiciones aromaticas que contienen 4,8-dimetil-3,7-nonadien-2-ona se pueden emplear en productos alimenticios y estimulantes, o en preparados para la higiene bucal.


Question: The sexual intercourse safety is maintained as the device protects against infections and unwanted pregnancies.

Answer: La seguridad del acto sexual se mantiene en cuanto se protege de contagios o embarazos no deseados.


Question: The compounds exhibit anticancer activity.

Answer:
Estos compuestos presentan actividad anticancerosa.