67523-20-0

2-amino-4,6-dimethyl-3-oxo-N~9~-[2,5,9-trimethyl-6,13-bis(1-methylethyl)-1,4,7,11,14-pentaoxohexadecahydro-1H-pyrrolo[2,1-i][1,4,7,10,13]oxatetraazacyclohexadecin-10-yl]-N~1~-[2,5,9-trimethyl-6,13-bis(1-methylethyl)-1,4,7,11,14-pentaoxooctadecahydropyrido