C111123313121111121111331323133313331333132322133313332322123121   >>    C11112331312111112111133132313331333133313232213331333232212312   <<    C111123313121111121111331323133313331333132322133313332322123123   >>      C111123313121111121111331323133313331333132322133313332322123122   >>