C1111133313331323223313331333133313113313223313331311331323223313331323131221   >>    C111113331333132322331333133313331311331322331333131133132322331333132313122   <<    C1111133313331323223313331333133313113313223313331311331323223313331323131223   >>      C1111133313331323223313331333133313113313223313331311331323223313331323131222   >>