C312322331333132212111133133313331323133313221211113311331313311221   >>    C31232233133313221211113313331333132313331322121111331133131331122   <<    C312322331333132212111133133313331323133313221211113311331313311223   >>      C312322331333132212111133133313331323133313221211113311331313311222   >>