label: N-(5-(4-(3-(4-cyano-3-trifluoromethylphenyl)-5,5-dimethyl-2,4-dioxoimidazolidin-1-yl)but-2-ynyloxymethyl)-2-methoxybenzamidomethyl)doxorubicin
label_lc: n-(5-(4-(3-(4-cyano-3-trifluoromethylphenyl)-5,5-dimethyl-2,4-dioxoimidazolidin-1-yl)but-2-ynyloxymethyl)-2-methoxybenzamidomethyl)doxorubicin