C2221333133313331311233132313331333133313331323312111113223313133322121   >>    C222133313331333131123313231333133313331333132331211111322331313332212   <<    C2221333133313331311233132313331333133313331323312111113223313133322123   >>      C2221333133313331311233132313331333133313331323312111113223313133322122   >>