Table:
Steven Boghos Derounian

Member of the U.S. House of Representatives
from New York's 3rd district
In office
January 3, 1963 – January 3, 1965
Preceded by	Frank J. Becker
Succeeded by	Lester L. Wolff
Member of the U.S. House of Representatives
from New York's 2nd district
In office
January 3, 1953 – January 3, 1963
Preceded by	Leonard W. Hall
Succeeded by	James R. Grover, Jr.

Personal details
Born	(1918-04-06)April 6, 1918
Sofia, Bulgaria
Died	April 17, 2007(2007-04-17) (aged 89)
Austin, Texas, United States
Political party	Republican
Spouse	Emily Ann Kennard Derounian
Alma mater	New York University
Fordham University Law School
Profession	Attorney
Professor

Given a table image, please tell me which table cells are merged cells. Return the merged cell regions in the JSON format of {'top-left':(X1, Y1), 'bottom-right':(X2, Y2)}, where (X1, Y1) and (X2, Y2) represent the (row_id, column_id) coordinates of top-left cell and bottom-right cell, respectively. The row_id and column_id are numberd from 1.

The merged cell region is: {'top-left':(1, 1), 'bottom-right':(1, 2)}.