C3132121111133313233121111331333133313331333133313331333133313331133132213231   >>    C313212111113331323312111133133313331333133313331333133313331333113313221323   <<    C3132121111133313233121111331333133313331333133313331333133313331133132213233   >>      C3132121111133313233121111331333133313331333133313331333133313331133132213232   >>