378746-64-6
7-[(3S,5S)-3-amino-5-methylpiperidin-1-yl]-1-cyclopropyl-8-methoxy-4-oxoquinoline-3-carboxylic acid
+
617-48-1
DL-苹果酸
→
~71%
951163-60-3
7-[(3S,5S)-3-氨基-5-甲基-1-哌啶基]-1-环丙基-1,4-二氢-8-甲氧基-4-氧代-3-喹啉甲酸 2-羟基丁二酸