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One new precursor of tetraterpenoids , Sarglaucol ( 1 ) , along with eight known compounds have been isolated from the soft coral Sarcophyton glaucum collected from the Sanya Bay , Hainan Island , China .
 Chemical: tetraterpenoids; Chemical: Sarglaucol
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: tetraterpenoids; Chemical: Sarglaucol