(5,6-Bis(acetyloxy)-3,8-dioxatricyclo[5.1.0.0~2,4~]oct-4-yl)methyl benzoate AIDS-126350 AIDS126350 Crotepoxide NSC106396 {3,8-Dioxatricyclo[5.1.0.0(2,4)]octane-5,} 6-diol, 4-(hydroxymethyl)-, 5,6-diacetate 4-benzoate