C23131111222331311211331323111133132233132313331323331323221311   >>    C2313111122233131121133132311113313223313231333132333132322131   <<    C23131111222331311211331323111133132233132313331323331323221313   >>      C23131111222331311211331323111133132233132313331323331323221312   >>