136684-40-7
23-hydroxybetulonic acid
→
~86%
85999-40-2
23-羟基白桦酸
203576-71-0
192211-42-0
472-15-1
白桦脂酸
1256959-25-7
1256959-24-6
benzyl 3-hydroxyimino-23-hydroxy-lup-20(29)-en-28-oate
1256959-23-5
1256959-22-4