C312322331333132212111133133313331333131133113312111112132333131   >>    C31232233133313221211113313331333133313113311331211111213233313   <<    C312322331333132212111133133313331333131133113312111112132333133   >>      C312322331333132212111133133313331333131133113312111112132333132   >>