C312322331333132212111133133313331323133313221211111133133112111133211231   >>    C31232233133313221211113313331333132313331322121111113313311211113321123   <<    C312322331333132212111133133313331323133313221211111133133112111133211233   >>      C312322331333132212111133133313331323133313221211111133133112111133211232   >>