C111123313121111121111331323133313331333132322133313331311131121   >>    C11112331312111112111133132313331333133313232213331333131113112   <<    C111123313121111121111331323133313331333132322133313331311131123   >>      C111123313121111121111331323133313331333132322133313331311131122   >>