1 Q27 7-(2-ethoxynaphthalen-1-yl)-6-methylquinazoline-2,4-diamine 1.000 2 M23 7-(5-bromo-2-ethoxyphenyl)-6-methylquinazoline-2,4-diamine 0.815 3 Q20 3-(2,4-diamino-6-methylquinazolin-7-yl)-4-ethoxybenzaldehyde 0.786 4 Q11 7-(2-methoxyphenyl)quinazoline-2,4-diamine 0.769 5 Q26 N-[3'-(2,4-diaminoquinazolin-7-yl)-4'-ethoxybiphenyl-3-yl]methanesulfonamide 0.706