C312322331333132212111133133313331323133313221211111323132321311   >>    C31232233133313221211113313331333132313331322121111132313232131   <<    C312322331333132212111133133313331323133313221211111323132321313   >>      C312322331333132212111133133313331323133313221211111323132321312   >>