B23112323331323132313223313331323331323223313231323132311322331   >>    B2311232333132313231322331333132333132322331323132313231132233   <<    B23112323331323132313223313331323331323223313231323132311322333   >>      B23112323331323132313223313331323331323223313231323132311322332   >>