C312322331333132212111133133313331323133313221211111211111133121332331   >>    C31232233133313221211113313331333132313331322121111121111113312133233   <<    C312322331333132212111133133313331323133313221211111211111133121332333   >>      C312322331333132212111133133313331323133313221211111211111133121332332   >>