Looking for Caryophyllene CAS Number: 13877-93-5

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Hey guys, I am looking for Caryophyllene and I am running into:
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Beta Caryophyllene
Beta Caryophyllene is sweet, faint peppery and clove wood. It is a natural chemical oil dry dusty oily woody-spicy tenacious oriental fougere nutmeg pepper pimento copaiba cream.
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Perfumers Apprentice – Caryophyllene Oxide (Crystals)
Caryophyllene Oxide (Crystals)
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Its for a formula and idk if I can replace it or not. Can I get some guidance/understanding on how to approach and where to go from here please?
Thank you all