3,16-Dimethylbutyryl-4-isovalerylveracevin hydrate Cevane-3,4,12,14,16,17,20-heptol, 4,9-epoxy-, 3,16-bis(2-methylbutanoate) 4-(3-methylbutanoate), hydrate FL4910830 Veracevine, 4-isovalerate 3,16-bis(2-methylbutyrate) hydrate