D331212121133132233131323223313233313233313223313231311331323131221   >>    D33121212113313223313132322331323331323331322331323131133132313122   <<    D331212121133132233131323223313233313233313223313231311331323131223   >>      D331212121133132233131323223313233313233313223313231311331323131222   >>