Problem statement: Answer the multiple-choice question.
Question: Which drug has a -2.186\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] O=C(NCCc1c[nH]c2ccccc12)c1ccc(-n2cnnn2)cc1
[b] Nc1nnc(CC(=O)N/N=C/c2cccc(OCCOc3ccccc3)c2)s1
[c] COc1ccc(Cl)cc1C(=O)NCc1cn(C)nc1C
[d] CCN(CC)S(=O)(=O)c1cccc(C(=O)Nc2ccc3c(c2)OCO3)c1
Answer: a. O=C(NCCc1c[nH]c2ccccc12)c1ccc(-n2cnnn2)cc1
{#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#}
O=C(NCCc1c[nH]c2ccccc12)c1ccc(-n2cnnn2)cc1
O=C(NCCc1c[nH]c2ccccc12)c1ccc(-n2cnnn2)cc1
N-[2-(1H-indol-3-yl)ethyl]-4-(tetrazol-1-yl)benzamide