Cl[C:2]1[C:3]2[S:18][C:17]([NH2:19])=[N:16][C:4]=2[N:5]=[C:6]([S:8][CH2:9][C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)[N:7]=1.[NH2:20][C@H:21]([CH3:24])[CH2:22][OH:23]>>[NH2:19][C:17]1[S:18][C:3]2[C:2]([NH:20][C@H:21]([CH3:24])[CH2:22][OH:23])=[N:7][C:6]([S:8][CH2:9][C:10]3[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=3)=[N:5][C:4]=2[N:16]=1Prepared by the method of example 1, step (d), using the product of example 1, step (c) and (R)-(−)-2-amino-1-propanol.
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