C312322331333132212111133133313331323133313221211111333131212131   >>    C31232233133313221211113313331333132313331322121111133313121213   <<    C312322331333132212111133133313331323133313221211111333131212133   >>      C312322331333132212111133133313331323133313221211111333131212132   >>