C3132121111133313233121111331333133313331333133313331333133313113321131   >>    C313212111113331323312111133133313331333133313331333133313331311332113   <<    C3132121111133313233121111331333133313331333133313331333133313113321133   >>      C3132121111133313233121111331333133313331333133313331333133313113321132   >>