C2212133313231331121111331333133313223313113313331333131133133313133312232131   >>    C221213331323133112111133133313331322331311331333133313113313331313331223213   <<    C2212133313231331121111331333133313223313113313331333131133133313133312232133   >>      C2212133313231331121111331333133313223313113313331333131133133313133312232132   >>