C3132121111133313233121111331333133313331333133313331333133313331311222211211   >>    C313212111113331323312111133133313331333133313331333133313331333131122221121   <<    C3132121111133313233121111331333133313331333133313331333133313331311222211213   >>      C3132121111133313233121111331333133313331333133313331333133313331311222211212   >>