C312322331333132212111133133313331323133313221211331323133313111112331   >>    C31232233133313221211113313331333132313331322121133132313331311111233   <<    C312322331333132212111133133313331323133313221211331323133313111112333   >>      C312322331333132212111133133313331323133313221211331323133313111112332   >>