label: {(4Z)-2-[(1R,2R)-1-Amino-2-hydroxypropyl]-4-[(4-amino-1H-indol-3-yl)methylene]-5-oxo-4,5-dihydro-1H-imidazol-1-yl}acetic acid
label_lc: {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(4-amino-1h-indol-3-yl)methylene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid