How to spell XENTHINES correctly?

If you're searching for "Xenthines" but unsure about the spelling, you may mean "Xanthines". Xanthines are a group of compounds, including caffeine and theobromine, found in coffee, tea, and chocolate. They have stimulating effects on the central nervous system. So, if you're interested in these compounds, "Xanthines" is the correct term to search for.