What are some nine letter words with 2nd letter T and 4th letter R and 6th letter D and 9th letter E?

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -T-R-D--E. That is, nine letter words with 2nd letter T and 4th letter R and 6th letter D and 9th letter E. In alphabetical order, they are:

pteridine