P ph3

P ph3P ph3P ph3P ph3
P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3
P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3
P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3
P ph3P ph3P ph3P ph3P ph3P ph3P ph3P ph3