C312322331333132212111133133313331323133313221211113323213233121   >>    C31232233133313221211113313331333132313331322121111332321323312   <<    C312322331333132212111133133313331323133313221211113323213233123   >>      C312322331333132212111133133313331323133313221211113323213233122   >>