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Liquid chromatography - photodiode array detector - mass spectrometry - based chemical investigation of the leaves and stems of Premna fulva yielded one new iridoid glycoside ( 1 ) , one new triterpenoid glycoside ( 2 ) along with six known compounds isolated for the first time from the genus .
 Chemical: iridoid glycoside; Chemical: triterpenoid glycoside
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: iridoid glycoside; Chemical: triterpenoid glycoside