C111113331333132322331333133313331311211331311331333132311211332311   >>    C11111333133313232233133313331333131121133131133133313231121133231   <<    C111113331333132322331333133313331311211331311331333132311211332313   >>      C111113331333132322331333133313331311211331311331333132311211332312   >>