2 h c

2 h c2 h c2 h c2 h c2 h c2 h c
2 h c2 h c2 h c2 h c2 h c2 h c
2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c2 h c