Benzyl (S)-4-(2-(((S)-1-(tert-butoxycarbonyl)pyrrolidin-2-yl)methoxy)-7-(8-chloronaphthalen-1-yl)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidin-4-yl)-2-(cyanomethyl)piperazine-1-carboxylate 1g

Benzyl (S)-4-(2-(((S)-1-(tert-butoxycarbonyl)pyrrolidin-2-yl)methoxy)-7-(8-chloronaphthalen-1-yl)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidin-4-yl)-2-(cyanomethyl)piperazine-1-carboxylate 1g