C312312111111331312111133133313331322331333133313331322231133131   >>    C31231211111133131211113313331333132233133313331333132223113313   <<    C312312111111331312111133133313331322331333133313331322231133133   >>      C312312111111331312111133133313331322331333133313331322231133132   >>