CAS No 57193-98-3 , 4,6-dimethyl-2,3-dioxo-N~9~-[2,5,10-trimethyl-1,4,7,11,14-pentaoxo-6,13-di(propan-2-yl)hexadecahydro-1H-pyrrolo[2,1-i][1,4,7,10,13]oxatetraazacyclohexadecin-9-yl]-N~1~-[2,5,9-trimethyl-1,4,7,11,14-pentaoxo-6,13-di(propan-2-yl)hexadecahydro-1H-pyrrolo[2,1-