C111113331333132322331333133313331323323131121133133313232212111133313121   >>    C11111333133313232233133313331333132332313112113313331323221211113331312   <<    C111113331333132322331333133313331323323131121133133313232212111133313123   >>      C111113331333132322331333133313331323323131121133133313232212111133313122   >>