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--SELECT REVERSE(REGEXP_SUBSTR (REVERSE('Vasya (ne Vasya) ccc (fff) ne (ne Vasya 5) 555 '), --'\)(.*?)\(' ,1,1 , NULL, 1)) --FROM dual; SELECT REGEXP_SUBSTR('Вася Пупкин (или не Пупкин) да все равно (главное Вася) в последних скобках(888)','.*\((.+)\)', 1, 1, NULL, 1) FROM dual

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