Case 3 - Cocktail Chemical Analysis
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The chemical analysis of the cocktail is the sum of all the ingredients used to make it.
The second mystery ingredient 1oz Vermouth - C18H120
The third mystery ingredient is ½ Oz fresh lime juice - C07H114
2oz Brandy C18H116
1oz Vermouth C18H120
½ Oz fresh lime juice C07H144
¾ Oz of Grenadine C07H176
Chemical Analysis C50H556
The last digit of each ingredient will open a lock = 6046
Add this number 6046 to the number you revealed from the torn letter to open a lock.