C133323133112111133133313331333133313233213331333132313331311221123232212331   >>    C13332313311211113313331333133313331323321333133313231333131122112323221233   <<    C133323133112111133133313331333133313233213331333132313331311221123232212333   >>      C133323133112111133133313331333133313233213331333132313331311221123232212332   >>