C111113331333132322331333133313331311331311331323133313331333112323131121   >>    C11111333133313232233133313331333131133131133132313331333133311232313112   <<    C111113331333132322331333133313331311331311331323133313331333112323131123   >>      C111113331333132322331333133313331311331311331323133313331333112323131122   >>