Task: Answer the MCQ question.
Question: Which drug exhibits a 16.887\% 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] COc1ccc(CCN(Cc2cccs2)S(=O)(=O)c2ccc(S(=O)(=O)N3CCC(C)CC3)cc2)cc1OC
[b] Cc1ccc(F)cc1NC(=O)c1sc2ncn(CC(=O)N3CCN(c4ccccn4)CC3)c(=O)c2c1C
[c] COc1ccc(S(=O)(=O)N(CCC(N)=O)Cc2ccco2)cc1OC
[d] CCn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCN(C(=S)NC(=O)c4ccccc4)CC3)cc21
Answer: d. CCn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCN(C(=S)NC(=O)c4ccccc4)CC3)cc21
{#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#}
CCn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCN(C(=S)NC(=O)c4ccccc4)CC3)cc21
CCn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCN(C(=S)NC(=O)c4ccccc4)CC3)cc21
7-[4-(benzoylcarbamothioyl)piperazin-1-yl]-1-ethyl-6-fluoro-4-oxoquinoline-3-carboxylic acid