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D04 Polycyclic Hydrocarbons D011083 +
D04.808 Steroids D013256 +
D04.808.247 Cholestanes D002776 +
D04.808.247.222 Cholestenes D002782 +
D04.808.247.222.265 Cholestenones D002783 +
D04.808.247.222.265.165 Ecdysteroids D026461 +
D04.808.247.222.265.165.500 Ecdysone D004440
D06 Hormones, Hormone Substitutes, and Hormone Antagonists D006730 +
D06.472 Hormones D006728 +
D06.472.445 Invertebrate Hormones D007447 +
D06.472.445.573 Insect Hormones D007301 +
D06.472.445.573.271 Ecdysteroids D026461 +
D06.472.445.573.271.500 Ecdysone D004440