C111123313121111121111331333133313331323131333131133133313331333132322111   >>    C11112331312111112111133133313331333132313133313113313331333133313232211   <<    C111123313121111121111331333133313331323131333131133133313331333132322113   >>      C111123313121111121111331333133313331323131333131133133313331333132322112   >>