C3132121111133313233121111331333133313331333133313331333132313231322332321   >>    C313212111113331323312111133133313331333133313331333133313231323132233232   <<    C3132121111133313233121111331333133313331333133313331333132313231322332323   >>      C3132121111133313233121111331333133313331333133313331333132313231322332322   >>