C312322331333132212111133133313331323133313221211331333132313232223331333112331   >>    C31232233133313221211113313331333132313331322121133133313231323222333133311233   <<    C312322331333132212111133133313331323133313221211331333132313232223331333112333   >>      C312322331333132212111133133313331323133313221211331333132313232223331333112332   >>