C312322331333132212111133133313331333131133113313331333131133232333131   >>    C31232233133313221211113313331333133313113311331333133313113323233313   <<    C312322331333132212111133133313331333131133113313331333131133232333133   >>      C312322331333132212111133133313331333131133113313331333131133232333132   >>