tert-butyl 1-(2-amino-5-bromopyridin-3-ylsulfonyl)-3-methylpyrrolidin-3-ylcarbamate   、                                                                                      
{4-[(7S)-7-ethyl-2-methyl-5,6,7,8-tetrahydroquinazolin-4-yl]-2,3,4,5-tetrahydro-1,4-benzoxazepin-7-yl}boronic acid                                                                                                                                                                                                                                                                                                          生成                                                 3-[(3-amino-3-methylpyrrolidin-1-yl)sulfonyl]-5-{4-[(7S)-7-ethyl-2-methyl-5,6,7,8-tetrahydroquinazolin-4-yl]-2,3,4,5-tetrahydro-1,4-benzoxazepin-7-yl}pyridin-2-amine