C133323133112111133133313331333133313233213331333131133133313231323211211   >>    C13332313311211113313331333133313331323321333133313113313331323132321121   <<    C133323133112111133133313331333133313233213331333131133133313231323211213   >>      C133323133112111133133313331333133313233213331333131133133313231323211212   >>