1 OL2 4-[3-amino-6-(3,4,5-trimethoxyphenyl)pyrazin-2-yl]-2-ethoxybenzoic acid 1.000 2 5R1 4-[3-amino-6-(3,4,5-trimethoxyphenyl)pyrazin-2-yl]-2-methoxybenzoic acid 0.968 3 T3M 4-[3-amino-6-(3,4,5-trimethoxyphenyl)pyrazin-2-yl]benzoic acid 0.903 4 4VQ 4-[3-amino-6-(3,4,5-trimethoxyphenyl)pyrazin-2-yl]-2-methylbenzoic acid 0.875 5 VGK 4-[2-amino-5-(3,4,5-trimethoxyphenyl)pyridin-3-yl]benzoic acid 0.844