C3132121111133313233121111331333133313331333133313331333133313311211113321321   >>    C313212111113331323312111133133313331333133313331333133313331331121111332132   <<    C3132121111133313233121111331333133313331333133313331333133313311211113321323   >>      C3132121111133313233121111331333133313331333133313331333133313311211113321322   >>