C111113331333132322331333133313331311331322331333132233132311212231   >>    C11111333133313232233133313331333131133132233133313223313231121223   <<    C111113331333132322331333133313331311331322331333132233132311212233   >>      C111113331333132322331333133313331311331322331333132233132311212232   >>