C13332313311211113313331333133313331323132233133313331333133313112113313122221   >>    C1333231331121111331333133313331333132313223313331333133313331311211331312222   <<    C13332313311211113313331333133313331323132233133313331333133313112113313122223   >>      C13332313311211113313331333133313331323132233133313331333133313112113313122222   >>