C1111233131211111211113313331333133313331312331333131133132333131122333131   >>    C111123313121111121111331333133313331333131233133313113313233313112233313   <<    C1111233131211111211113313331333133313331312331333131133132333131122333133   >>      C1111233131211111211113313331333133313331312331333131133132333131122333132   >>