C3132121111331312113313331333133313331333132313331333133313331333132331221311   >>    C313212111133131211331333133313331333133313231333133313331333133313233122131   <<    C3132121111331312113313331333133313331333132313331333133313331333132331221313   >>      C3132121111331312113313331333133313331333132313331333133313331333132331221312   >>