title: Metabolites from the sponge Pachymatisma johnstoni; L-6-bromo-hypaphorine, a new amino-acid (and its crystal structure).
mesh_terms: D000596:Amino Acids / Q000302:isolation & purification*; D000818:Animals; D002782:Cholestenes / Q000302:isolation & purification; D008722:Methods; D011161:Porifera / Q000378:metabolism*; D013941:Thymine / Q000302:isolation & purification; D014364:Tryptophan / Q000302:isolation & purification; D014498:Uracil / Q000302:isolation & purification
chemical_list: D000596:Amino Acids; D002782:Cholestenes; D014498:Uracil; D014364:Tryptophan; D013941:Thymine