Synonyms: PneumocandinB0, 6-(trans-4-hydroxy-L-proline)-;1H-Dipyrrolo[2,1-c:2',1'-l][1,4,7,10,13,16]hexaazacycloheneicosine, cyclicpeptide deriv.; L-Proline,N2-(10,12-dimethyl-1-oxotetradecyl)-(4R,5R)-4,5-dihydroxy-L-ornithyl-L-threonyl-trans-4-hydroxy-L-prolyl-(S)-4-hydroxy-4-(4-hydroxyphenyl)-L-threonyl-threo-3-hydroxy-L-glutaminyl-4-hydroxy-,cyclic (6®1)-peptide, trans-