C2221333133313331311233132313331333133313331323312111112323231322233311   >>    C222133313331333131123313231333133313331333132331211111232323132223331   <<    C2221333133313331311233132313331333133313331323312111112323231322233313   >>      C2221333133313331311233132313331333133313331323312111112323231322233312   >>