3 hno3

3 hno33 hno33 hno33 hno3
3 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno3
3 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno3
3 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno3
3 hno33 hno33 hno33 hno33 hno33 hno33 hno33 hno3