| | 21,39-DI-TERT-BUTYL 1-(2,5-DIOXOPYRROLIDIN-1-YL) (S)-9,18,23-TRIOXO-2,5,11,14-TETRAOXA-8,17,22-TRIAZANONATRIACONTANE-1,21,39-TRICARBOXYLATE CAS:1118767-15-9 Formula: C47H82N4O15 SY345393 C47H82N4O15 =95% 3,11-Dimethyl-3,11,17,18-tetrazatricyclo[11.3.1.15,9]octadeca-1(17),5(18),6,8,13,15-hexaene CAS:115078-45-0 Formula: C16H20N4 SY358096 C16H20N4 =95% |