f$20$fWhile organizing the stockroom for a cosmetics and personal care products company, a custodian accidently knocks a bottle off the shelf, breaking the bottle, splashing liquid on the custodian and leaving a puddle on the floor. The custodian noted the oily liquid had a strong spicy odor. The bottle has only a fragment of a label with myrtaceae aetheroleum extract, Indonesia printed on it$.$ Your job, as a technician, is to identify this liquid so the chemical spill can be handled properly and the custodian could be treated if necessary. You take IR$,$ H$-$NMR spectra for this unknown compound $($shown below$)$ and also acquire a mass spectrum, which gives a molecular weight value of $206$ amu.

Give the structure of this unknown and assess if the custodian needs any treatment for exposure.