C111113331333132322331333133313331323132311211331312111113231311   >>    C11111333133313232233133313331333132313231121133131211111323131   <<    C111113331333132322331333133313331323132311211331312111113231313   >>      C111113331333132322331333133313331323132311211331312111113231312   >>