93860-23-2

(19'Z,21'Z)-27'-Hydroxy-23'-(1-hydroxyethyl)-9',15'-dimethyl-3'H,18'H-spiro[oxiran-2,14'-[4,12,17,24]tetraoxapentacyclo[21.3.1.1~13,16~.0~6,11~.0~6,15~]octacosa[1,9,19,21]tetraen]-3',18'-dion