import re
text = '''Coven - GLAM (Lager - IPL (India Pale Lager). ABV 5.5%, IBU 15)
Molson Coors (UK) - Carling Original (Lager - Pale. ABV 3,7%)
Barista Chocolate Quad (Belgian Quadrupel. ABV 11%)
4Пивовара - Black Jesus White Pepper (Porter - American. OG 17, ABV 6.7%, IBU 69)
4Пивовара - Ether [Melon] (Sour - Farmhouse IPA OG 17, ABV 6.5%, IBU 40)
Кер Сари Пшеничное (Wheat Beer - Other. ABV 4,5%)
Butch & Dutch - IPA 100 IBU (IPA - International. ABV 7%, IBU 100)
Trappistes Rochefort 6 (Belgian Dubbel. ABV 7,5%, IBU 22)
Fournier - Frères Producteurs - Eleveurs - Cidre Rose (Cider - Rose. ABV 3%)
Shepherd Neame - Classic Collection - India Pale Ale (IPA - English. OG 14,62%, ABV 6,1%)'''
rx = re.compile(r'\(([^()]*(?:\([^()]*\)[^()]*)*)\)\s*$')
for line in text.splitlines(True):
m = rx.search(line)
if m:
print( m.group(1) )
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
Lager - IPL (India Pale Lager). ABV 5.5%, IBU 15
Lager - Pale. ABV 3,7%
Belgian Quadrupel. ABV 11%
Porter - American. OG 17, ABV 6.7%, IBU 69
Sour - Farmhouse IPA OG 17, ABV 6.5%, IBU 40
Wheat Beer - Other. ABV 4,5%
IPA - International. ABV 7%, IBU 100
Belgian Dubbel. ABV 7,5%, IBU 22
Cider - Rose. ABV 3%
IPA - English. OG 14,62%, ABV 6,1%