label: N-((5-((2-amino-4-oxo-4,7-dihydro-3H-pyrrolo(2,3-d)pyrimidin-6-yl)propyl)thiophen-2-yl)carbonyl)glutamic acid
label_lc: n-((5-((2-amino-4-oxo-4,7-dihydro-3h-pyrrolo(2,3-d)pyrimidin-6-yl)propyl)thiophen-2-yl)carbonyl)glutamic acid