C111123313121111121111331323133313331333132333132321123132333131   >>    C11112331312111112111133132313331333133313233313232112313233313   <<    C111123313121111121111331323133313331333132333132321123132333133   >>      C111123313121111121111331323133313331333132333132321123132333132   >>