P(CC(C)(CP(c1cccc(c1)C(F)(F)F)c2cccc(c2)C(F)(F)F)CP(c3cccc(c3)C(F)(F)F)c4cccc(c4)C(F)(F)F)(c5cccc(c5)C(F)(F)F)c6cccc(c6)C(F)(F)F