C3132121111133313233121111331333133313331333133313331333133313332222123231   >>    C313212111113331323312111133133313331333133313331333133313331333222212323   <<    C3132121111133313233121111331333133313331333133313331333133313332222123233   >>      C3132121111133313233121111331333133313331333133313331333133313332222123232   >>