59202-91-4 2-(3-aminobenzyl)butanoic acid - 14-{[4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl]oxy}-8-ethyl-1-hydroxy-12-[(5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy]-2,7,11,13,15,17-hexamethyl-4,6,9,18-tetraoxatricyclo[13.2.1.0~3,7~