What are some nine letter words with 2nd letter I and 3rd letter O and 5th letter O and 6th letter L?

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern -IO-OL---. That is, nine letter words with 2nd letter I and 3rd letter O and 5th letter O and 6th letter L. In alphabetical order, they are:

biosolids

diobolons