23407-35-4 AIDS-003036 AIDS003036 Corynantheidine Indole alkaloid Indolo[2,3-a]quinolizine-2-acetic acid, 3-ethyl-1,2,3,4,6,7,12,12b-octahydro-.alpha.-(methoxymethylene)-, methyl ester, (.alpha.E,2S,3S,12bS)- NSC72135