C111113331333132322331333133313331323132311211331323133313123313223331   >>    C11111333133313232233133313331333132313231121133132313331312331322333   <<    C111113331333132322331333133313331323132311211331323133313123313223333   >>      C111113331333132322331333133313331323132311211331323133313123313223332   >>