D331212121133132233131323223313233313233313223313231311331311211321   >>    D33121212113313223313132322331323331323331322331323131133131121132   <<    D331212121133132233131323223313233313233313223313231311331311211323   >>      D331212121133132233131323223313233313233313223313231311331311211322   >>