C111113331333132322331333133313331311331323133313331333222333133312121   >>    C11111333133313232233133313331333131133132313331333133322233313331212   <<    C111113331333132322331333133313331311331323133313331333222333133312123   >>      C111113331333132322331333133313331311331323133313331333222333133312122   >>