[Br:1][c:2]1[cH:3][cH:4][c:5]([CH2:8][C:9](=[O:10])[O:11][CH3:12])[cH:6][cH:7]1.[CH3:22][Sn:23]([c:24]1[n:25][cH:26][cH:27][cH:28][cH:29]1)([CH3:30])[CH3:31].[CH3:32][c:33]1[cH:34][cH:35][cH:36][cH:37][cH:38]1.[CH:13]([N:14]([CH:15]([CH3:16])[CH3:17])[CH2:18][CH3:19])([CH3:20])[CH3:21]>>[c:2]1(-[c:24]2[n:25][cH:26][cH:27][cH:28][cH:29]2)[cH:3][cH:4][c:5]([CH2:8][C:9](=[O:10])[O:11][CH3:12])[cH:6][cH:7]1불러오는 중…