C133323133112111133133313331333133313231333133313331333133311221123221311   >>    C13332313311211113313331333133313331323133313331333133313331122112322131   <<    C133323133112111133133313331333133313231333133313331333133311221123221313   >>      C133323133112111133133313331333133313231333133313331333133311221123221312   >>