C133323133112111133133313331333133313231322331333133313231122312121   >>    C13332313311211113313331333133313331323132233133313331323112231212   <<    C133323133112111133133313331333133313231322331333133313231122312123   >>      C133323133112111133133313331333133313231322331333133313231122312122   >>