C1111233133313231133133313331333133313231232313331333131133112111131   >>    C111123313331323113313331333133313331323123231333133313113311211113   <<    C1111233133313231133133313331333133313231232313331333131133112111133   >>      C1111233133313231133133313331333133313231232313331333131133112111132   >>