上游原料
2-Chloro-4-fluorobenzoic acid; 4-Fluoro-2-chlorobenzoic acidmethyl 4-fluoro-2-(2-methoxy-2-oxoethyl)benzoate6-Fluoro-1H-isochromene-1,3(4H)-dione2-(4-Bromo-2-fluorobenzyl)-6-fluoro-1,3(2H,4H)-isoquinolinedione4-Fluoro-2-[2-methoxy-1-(methoxycarbonyl)-2-oxoethyl]benzoic acidmethyl 2-(4-bromo-2-fluorobenzyl)-6-fluoro-1,3-dioxo-1,2,3,4-tetrahydro-4-isoquinolinecarboxylate2-[2-(4-Bromo-2-fluorobenzyl)-6-fluoro-4-(methoxycarbonyl)-1,3-dioxo-1,2,3,4-tetrahydro-4-isoquinolinyl]acetic acidmethyl 4-(2-amino-2-oxoethyl)-2-(4-bromo-2-fluorobenzyl)-6-fluoro-1,3-dioxo-1,2,3,4-tetrahydro-4-isoquinolinecarboxylatemethyl 2-(4-bromo-2-fluorobenzyl)-4-(cyanomethyl)-6-fluoro-1,3-dioxo-1,2,3,4-tetrahydro-4-isoquinolinecarboxylate(4-bromo-2-fluorophenyl)methanamine; 4-bromo-2-fluorobenzylamine