esaprazole

The story

1. Proto-Indo-European*swéḱs
2. Proto-Hellenic*hwéks
3. Ancient Greekἕξ (héx)
4. Ancient Greekἑξα- (hexa-)
5. Latinhexa-
6. Englishhexa-
7. Englishhex-
8. Englishhexane
9. Englishesa-
10. Proto-Indo-European*dʰewh₂-der.?
11. Ancient Greekθέειον (théeion)
12. Ancient Greekθεῖον (theîon)
13. Englishthio-
14. Englishthi-
15. Proto-Indo-European*médʰu
16. Proto-Hellenic*métʰu
17. Ancient Greekμέθυ (méthu)
18. Proto-Indo-European*swel-der.?
19. Ancient Greekῡ̔́λη (hū́lē)
20. GermanMethy
21. Englishmethyl
22. GermanPyridin
23. Englishpyridine
24. Ancient Greekῡ̔́λη (hū́lē)
25. Englishpyridinyl
26. Arabicلُبَان (lubān)
27. Proto-Indo-European*yew-
28. Proto-Indo-European*yéwos
29. Proto-Indo-Iranian*yáwas
30. Sanskritयव (yava)bor.?
31. Proto-Austronesian*zawa
32. Proto-Malayo-Polynesian*zawader.?
33. Old Javanesejawa
34. Old JavaneseJawi
35. Javaneseꦗꦮꦶ (jawi)
36. Arabicجَاوَة (jāwa)
37. Arabicـِيّ (-iyy)
38. Arabicجَاوِيّ (jāwiyy)
39. Arabicلُبَان جَاوِيّ (lubān jāwiyy)
40. Catalanbenjuí
41. Middle Frenchbenjoin
42. Englishbenzoin
43. Englishbenzo-
44. Englishbenz-
45. Egyptianjmn
46. Ancient GreekᾸ̓́μμων (Ắmmōn)
47. LatinAmmōn
48. Latinammoniacus
49. Englishammonia
50. Proto-Indo-European*dʰeh₁-
51. Englishamide
52. Englishimide
53. Proto-Indo-European*né
54. Proto-Indo-European*n̥-
55. Proto-Hellenic*ə-
56. Ancient Greekᾰ̓- (ă-)
57. Proto-Indo-European*gʷeyh₃-
58. Proto-Indo-European*gʷih₃wós
59. Proto-Indo-European*gʷíh₃weti
60. Proto-Hellenic*gʷyṓw-ō
61. Proto-Hellenic*d͏̌ṓwō
62. Ancient Greekζώω (zṓō)
63. Ancient Greekζῶ (zô)
64. Ancient Greekζωή (zōḗ)
65. Frenchazote
66. Englishazote
67. Englishazo-
68. Englishazole
69. Englishimidazole
70. Englishbenzimidazole
71. Englishtimoprazole
72. English todayesaprazole

From esa- (“alteration of hexane”) + -prazole (“benzimidazole derivative”).