C22212323232133313113313331333132313331323132321111312331123131   >>    C2221232323213331311331333133313231333132313232111131233112313   <<    C22212323232133313113313331333132313331323132321111312331123133   >>      C22212323232133313113313331333132313331323132321111312331123132   >>