C111123313121111121111331323133313331333132333131133133313331313222333131   >>    C11112331312111112111133132313331333133313233313113313331333131322233313   <<    C111123313121111121111331323133313331333132333131133133313331313222333133   >>      C111123313121111121111331323133313331333132333131133133313331313222333132   >>