C13223313311212111133133313331333133313233121333131122112323222311   >>    C1322331331121211113313331333133313331323312133313112211232322231   <<    C13223313311212111133133313331333133313233121333131122112323222313   >>      C13223313311212111133133313331333133313233121333131122112323222312   >>