C133323133112111133133313331333133313231322331323223313131121131   >>    C13332313311211113313331333133313331323132233132322331313112113   <<    C133323133112111133133313331333133313231322331323223313131121133   >>      C133323133112111133133313331333133313231322331323223313131121132   >>