C2221333133313331311233132313331333133313131133133313331323221131   >>    C222133313331333131123313231333133313331313113313331333132322113   <<    C2221333133313331311233132313331333133313131133133313331323221133   >>      C2221333133313331311233132313331333133313131133133313331323221132   >>