C133323133112111133133313331333133313231322331333133313331333112113331123221311   >>    C13332313311211113313331333133313331323132233133313331333133311211333112322131   <<    C133323133112111133133313331333133313231322331333133313331333112113331123221313   >>      C133323133112111133133313331333133313231322331333133313331333112113331123221312   >>