Task: Answer the MCQ question.
Question: Which drug has a 13.678\% 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] CCn1c(C)c(C)c2cc(C(=O)N3CCCC3)ccc21
[b] Cc1ccc(CSc2nnc(-c3ccccn3)n2N)cc1
[c] O=S1(=O)CC=C(CSc2nc3ccccc3[nH]2)C1
[d] COc1cc(C(=O)Nc2ccc(C)cn2)c([N+](=O)[O-])cc1OC
Answer: c. O=S1(=O)CC=C(CSc2nc3ccccc3[nH]2)C1
{#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=S1(=O)CC=C(CSc2nc3ccccc3[nH]2)C1
O=S1(=O)CC=C(CSc2nc3ccccc3[nH]2)C1
3-(1H-benzimidazol-2-ylsulfanylmethyl)-2,5-dihydrothiophene 1,1-dioxide