22-Oxa-3,6,9,12,15,29-hexaazatetracyclo[14.12.2.218,21.123, 27]tritriacontane, cyclic peptide deriv 88360-88-7 BOUVARDIN, O-DESMETHYL Bouvardin, 3-(N-methyl-L-tyrosine)- DESMETHYLBOUVARDIN NSC324579 O-Desmethylbouvardin