Least Square Planes Deviation (Å) from Planarity Dihedral Angle (°)
N1-C4-C5-C6-C7-C8 0.0155 6.4(2)
C7-C8-C9-C10-C11-C12 0.0262 7.6(2)
N2-C11-C12-C13-C14-C15 0.0206  
N1- N2- Re1 0  
N1-N2-C4 thru C15 0.1166 19.7(1)
O4-O5-O6-C20-C21 0.0331 83.0(2)
C22-C23-C24-C25 0.0568 75.7(6)
Table 1: The least square planes and their deviations from planarity and dihedral angles for PC4.