C22212323232133313113313331333132313331323132321111311112113111   >>    C2221232323213331311331333133313231333132313232111131111211311   <<    C22212323232133313113313331333132313331323132321111311112113113   >>      C22212323232133313113313331333132313331323132321111311112113112   >>