英文名称
4-[15'-Cyclopentyl-2-(diaminomethylideneamino)-9',12'-dihydroxy-2',6,6',6',19'-pentamethyl-5',17'-dioxo-8'-(2-phenylethenyl)spiro[cyclohex-3-ene-5,14'-pentacyclo[10.5.2.02,7.09,18.015,19]nonadeca-1(18),10-diene]-1-yl]-4-hydroxy-2-methylbut-2-enoic acid