TF, -1(;! 1. A berivauvgs of grgct awh an lpergic acid &&Ldep derivauves of warij-xm' none.-.%line and Its d*rivatl"sl, or* boir4 'etadied am a basle for ths2 "nthOgi3 I*r Undidate rs,-Ohochorl".l fgnnto,, Thnse isubstonces baa In emmu the aLbi2ity to producit he.UueiiwtiorA =d tontal abernti'crns. The gr--atest difficulty in this group of arnts has b.-,@--o thiv *et&bushmant of adtable screening teew 4& ol to tliin entl io beti a -4@h -OWPwid with the St ILY. g=No TOXIE2 This emp includso shell fish poisont Puffer fish roloon and the nushro= isons fi-im A=nita mmooria. Material in eollect*d from the rA *I Atte-tpto are Uis.- rode to dot-r--tim otzveture, If those cm-To%mde turn out to be sufTLeienbly siW3A synthesis Will be =--L.@& 2 de with tho qp@- 40.0wor shell fish poloont aiid r the smahroom poisons. Search for to2do *Ids to being oMLU'Led mdttr o=tract .-ith E-@eut!t-optmat tudlea 1 of h toxin a am at In'fTlIlATI-3 of tho 1. ti.