user: Question: what is the highest ngc number when the declination (j2000) is °25′26″?
Columns: ['NGC number', 'Object type', 'Constellation', 'Right ascension ( J2000 )', 'Declination ( J2000 )']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [3109.0, 'Irregular galaxy', 'Hydra', '10h03m06.7s', '°09′32″']
SQL:

assistant: SELECT MAX("NGC number") FROM "Table" WHERE "Declination ( J2000 )" = '°25′26″';