1. A New Antiplasmodial Compound from the Papuan Marine Sponge Xestospongia sp. 2. Dammarane-Type Triterpenoids from The Stembark of Aglaia argentea (Meliaceae) 3. Determination of 137Cs Elimination from Solution By Tasikmalaya Bentonite and Belitung Quartz Sand As Barrier Material Candidate on the Near Surface Disposal Facility 4. Direct Amidation of ethyl p-methoxycinnamate to Produce N,N-…