C111123313331323113313331331121111331323132322331333132323323131   >>    C11112331333132311331333133112111133132313232233133313232332313   <<    C111123313331323113313331331121111331323132322331333132323323133   >>      C111123313331323113313331331121111331323132322331333132323323132   >>