## 3 Results and Discussion
### Analysis of Gin, Rum, and Whiskey Samples by HS-SPME-GC-Ms
\begin{table}
\begin{tabular}{l l l l l l l} \hline \hline
**Chemical Class** & **Compound** & **exp. RI** & **th. RI \({}^{\text{a}}\)** & **Gin \({}^{\text{b}}\)** & **Rum \({}^{\text{b}}\)** & **Whiskey \({}^{\text{b}}\)** \\ \hline \multirow{9}{*}{sesquiterpene} & y-elemene & 1434 & 1440 & ++ & - & - \\  & \(\beta\)-farmesene \({}^{\text{c}}\) & 1435 & 1457 & ++ & + & - \\  & alloaromadendrene & 1436 & 1448 & + & - & - \\  & \(\alpha\)-humulene & 1456 & 1457 & ++ & - & - \\  & \(\beta\)-farmesene & 1459 & 1457 & ++ & - & - \\  & germacrene D & 1461 & 1472 & + & - & - \\  & \(\alpha\)-elemene & 1471 & 1469 & + & - & - \\  & \(\gamma\)-muurolene & 1481 & 1483 & ++ & - & - \\  & \(\alpha\)-curcumene & 1484 & 1486 & ++ & - & - \\  & \(\beta\)-selinene & 1488 & 1486 & ++ & - & - \\  & valencene & 1492 & 1492 & + & - & - \\  & currezene & 1497 & 1498 & ++ & - & - \\  & \(\alpha\)-muurolene & 1503 & 1499 & ++ & - & - \\  & \(\beta\)-cadine & 1507 & 1518 & + & - & - \\  & y-cadine & 1519 & 1513 & ++ & - & - \\  & \(\delta\)-cadine & 1531 & 1524 & ++ & - & - \\  & cadina-1,4-diene & 1537 & 1532 & ++ & - & - \\  & selina-3,7(11)-diene & 1540 & 1542 & + & - & - \\  & \(\alpha\)-cadine & 1543 & 1538 & ++ & - & - \\  & \(\alpha\)-calacorene & 1547 & 1542 & ++ & - & - \\  & germacrene B & 1558 & 1557 & + & - & - \\  & dihydroenocolovene & 1633 & 1680 & + & - & - \\ \hline \multirow{9}{*}{oxygenated sesquiterpene} & unknown 11 & 1530 & - & - & + & - \\  & unknown 14 & 1562 & - & + & - & - \\  & 1,5-epoxysalvial-4(14)-ene & 1565 & 1573 & + & - & - \\  & spathulenol & 1575 & 1577 & tr & - & - \\  & unknown 16 & 1578 & - & + & - & - \\  & carryophyllene oxide & 1581 & 1581 & + & - & - \\  & unknown 17 & 1582 & - & + & - & - \\  & unknown 18 & 1585 & - & + & - & - \\  & unknown 19 & 1587 & - & + & - & - \\  & salvielanone & 1591 & 1595 & + & - & - \\  & unknown 20 & 1595 & - & + & - & - \\  & humulene epoxide 2 & 1606 & 1606 & + & - & - \\  & cubenol & 1625 & 1642 & tr & - & - \\  & alloaromadendrene oxide & 1629 & 1643 & + & - & - \\  & \(\tau\)-cadinol & 1637 & 1640 & + & - & - \\  & \(\alpha\)-cadinol & 1649 & 1653 & tr & - & - \\  & unknown 23 & 1651 & - & + & - & - \\  & unknown 24 & 1655 & - & + & - & - \\  & eudesma-4,11-dien-2-ol & 1681 & 1690 & tr & - & - \\  & unknown 26 & 1697 & - & + & - & - \\  & cadina-4,10(15)-dien-one & 1738 & 1755 & tr & - & - \\  & unknown 27 & 1843 & - & - & - & tr \\ \hline \multirow{2}{*}{diterpene} & dimyrcene & 1949 & 1958 & tr & - & - \\  & abietatriene & 2047 & 2054 & tr & - & - \\ \hline \multirow{2}{*}{oxygenatediterpene} & \multirow{2}{*}{13-epi-manoyl oxide} & \multirow{2}{*}{1984} & \multirow{2}{*}{2014} & \multirow{2}{*}{tr} & \multirow{2}{*}{-} & \multirow{2}{*}{-} \\  & \(\beta\)-farmesene & & & & & \\ \multirow{2}{*}{alkene} & 8-heptadecene & 1674 & 1675 & + & - & - \\  & 5-nonadecene & 1870 & 1873 & tr & - & - \\ \hline \multirow{4}{*}{alkane} & octadecane & 1797 & 1800 & tr & - & - \\  & nonadecane & 1897 & 1900 & tr & - & - \\ \cline{1-1}  & eicosane & 1998 & 2000 & tr & - & - \\ \cline{1-1}  & heneciosane & 2094 & 2100 & tr & - & - \\ \cline{1-1}  & pentacosane & 2493 & 2500 & tr & - & - \\ \hline \hline \end{tabular}
\end{table} 
Table 4: _Cont._