Task: Answer the MCQ question.
Query: Which compound exhibits a 0.437\% 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 other words.
Options:
a. O=S(=O)(Nc1ccc(Br)cn1)c1cccs1
b. COc1cccc(N2CCN(c3ccc4nnc(CCC(=O)Nc5ccc(C)cn5)n4n3)CC2)c1
c. CCCn1nc(NC(=O)c2ccco2)c2cc3ccc(C)cc3nc21
d. CC1(C(=O)NC2CCCCCCC2)CC1(Cl)Cl
Answer: c. CCCn1nc(NC(=O)c2ccco2)c2cc3ccc(C)cc3nc21
{#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#}
CCCn1nc(NC(=O)c2ccco2)c2cc3ccc(C)cc3nc21
CCCn1nc(NC(=O)c2ccco2)c2cc3ccc(C)cc3nc21
N-(7-methyl-1-propylpyrazolo[3,4-b]quinolin-3-yl)furan-2-carboxamide