C312322331333132212111133133313331323132322331333133312111113233223332311   >>    C31232233133313221211113313331333132313232233133313331211111323322333231   <<    C312322331333132212111133133313331323132322331333133312111113233223332313   >>      C312322331333132212111133133313331323132322331333133312111113233223332312   >>