英文名称
2-[[(7S,9E,11R,12S,13R,14S,15S,16R,17S,18S,19E,21Z)-2,15,17,29-tetrahydroxy-11-(hydroxymethyl)-3,7,12,13,14,16,18,22-octamethyl-6,23-dioxo-8,30-dioxa-24-azatetracyclo[23.3.1.14,7.05,28]triaconta-1(29),2,4,9,19,21,25,27-octaen-27-yl]oxy]acetic acid