C3132121111133313233121111331333133313331333133313331333133313331333211231231   >>    C313212111113331323312111133133313331333133313331333133313331333133321123123   <<    C3132121111133313233121111331333133313331333133313331333133313331333211231233   >>      C3132121111133313233121111331333133313331333133313331333133313331333211231232   >>