C3132121111331312113313331333133313331333132313331333133313331123313132231   >>    C313212111133131211331333133313331333133313231333133313331333112331313223   <<    C3132121111331312113313331333133313331333132313331333133313331123313132233   >>      C3132121111331312113313331333133313331333132313331333133313331123313132232   >>