C3132121111133313233121111331333133313331322331333131333131133133311233131   >>    C313212111113331323312111133133313331333132233133313133313113313331123313   <<    C3132121111133313233121111331333133313331322331333131333131133133311233133   >>      C3132121111133313233121111331333133313331322331333131333131133133311233132   >>