Showing structure for [17-benzyl-3,6,9,12,15,18,21-heptahydroxy-8-(1-hydroxyethyl)-14-[(4-hydroxyphenyl)methyl]-11-isopropyl-5-(2-methylpropyl)-1,4,7,10,13,16,19-heptaazacyclohenicosa-1(21),3,6,9,12,15,18-heptaen-2-yl]acetic acid