49.69
[1]. Steffen Bugge, et al. Truncated structures used in search for new lead compounds and in a retrospective analysis of thienopyrimidine-based EGFR inhibitors. Eur J Med Chem. 015 Apr 1:94:175-94.
H0-H15-H19-H5
P61-P64-P70-P71-P80-P0+P5-P04+P40-P05+P51+P8-P0-P6+P64-P40+P-P405-P501