C2221333133313331311233132313331333133313331322331121133132311112321   >>    C222133313331333131123313231333133313331333132233112113313231111232   <<    C2221333133313331311233132313331333133313331322331121133132311112323   >>      C2221333133313331311233132313331333133313331322331121133132311112322   >>