The Rosita

1½ oz tequila
½ oz sweet vermouth
½ oz dry vermouth
½ oz Campari
a dash Angostura bitters
a lemon peel for garnish

Stir all ingredients with ice, and strain into a rocks glass over fresh ice. Garnish with a lemon peel.

Similar
The Mazatlan (Tequila Manhattan) (+citrus liqueur; -dry vermouth, Campari), Agavoni (-dry vermouth)
Source
http://cocktailenthusiast.com/2011/04/20/the-rosita-cocktail/