C3132121111331312113313331333133313331333112331333133313122321323321   >>    C313212111133131211331333133313331333133311233133313331312232132332   <<    C3132121111331312113313331333133313331333112331333133313122321323323   >>      C3132121111331312113313331333133313331333112331333133313122321323322   >>