C3132121111133313233121111331333133313331333133313331333133313331312113312211   >>    C313212111113331323312111133133313331333133313331333133313331333131211331221   <<    C3132121111133313233121111331333133313331333133313331333133313331312113312213   >>      C3132121111133313233121111331333133313331333133313331333133313331312113312212   >>