C3132121111133313233121111331333133313331333133313331333131321211   >>    C313212111113331323312111133133313331333133313331333133313132121   <<    C3132121111133313233121111331333133313331333133313331333131321213   >>      C3132121111133313233121111331333133313331333133313331333131321212   >>