C111113331333132322331333133313331323132311211331323223313231333122121   >>    C11111333133313232233133313331333132313231121133132322331323133312212   <<    C111113331333132322331333133313331323132311211331323223313231333122123   >>      C111113331333132322331333133313331323132311211331323223313231333122122   >>