C1111133313331323223313331333133313113313223313331311331323133313123313332331   >>    C111113331333132322331333133313331311331322331333131133132313331312331333233   <<    C1111133313331323223313331333133313113313223313331311331323133313123313332333   >>      C1111133313331323223313331333133313113313223313331311331323133313123313332332   >>