Fig. 7: The crystal structures of 3p and 3q.

a Molecular conformation of 3p and 3q; b packing of 3p and 3q; c respective dimer structures of 3p and 3q.
a Molecular conformation of 3p and 3q; b packing of 3p and 3q; c respective dimer structures of 3p and 3q.