C312322331333132212111133133313331323133313221211331333133313112113211311   >>    C31232233133313221211113313331333132313331322121133133313331311211321131   <<    C312322331333132212111133133313331323133313221211331333133313112113211313   >>      C312322331333132212111133133313331323133313221211331333133313112113211312   >>