label: 4-(2-((4-methoxy-1H-indole-2-carbonyl)amino)-4-methylpentanoylamino)-5-(2-oxopyrrolidin-3-yl)pent-2-enoic acid ethyl ester
label_lc: 4-(2-((4-methoxy-1h-indole-2-carbonyl)amino)-4-methylpentanoylamino)-5-(2-oxopyrrolidin-3-yl)pent-2-enoic acid ethyl ester