Task: Answer the multiple-choice question.
Query: Which compound exhibits a 8.778\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a COCCn1cc(C(=S)N2CCOCC2)c2ccccc21
b Cc1cccc(S(=O)(=O)NC(Cc2c[nH]c3ccccc23)C(=O)O)c1
c O=C(O)CCC(=O)N1c2ccccc2NC2=C(C(=O)CC(c3ccc(F)cc3)C2)C1c1ccc([N+](=O)[O-])o1
d NCCc1nc2ccc(Cc3ccc4nc(CCN)[nH]c4c3)cc2[nH]1
e CCCCC(O)(CCCC)C(=O)NN(C(=O)CCl)c1ccccc1
Answer: d. NCCc1nc2ccc(Cc3ccc4nc(CCN)[nH]c4c3)cc2[nH]1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
NCCc1nc2ccc(Cc3ccc4nc(CCN)[nH]c4c3)cc2[nH]1
NCCc1nc2ccc(Cc3ccc4nc(CCN)[nH]c4c3)cc2[nH]1
2-[6-[[2-(2-aminoethyl)-3H-benzimidazol-5-yl]methyl]-1H-benzimidazol-2-yl]ethanamine