Task: Answer the MCQ question.
Question: Which drug exhibits a -25.920\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) O=C1CSc2ccc(S(=O)(=O)N3CCN(c4ccccc4F)CC3)cc2N1
b.) Cn1c(CCN2CCCCC2)nc2cc(NC(=O)C3CCCCC3)ccc21
c.) Cc1ccc(S(=O)(=O)N2CCN(C(=O)COC(=O)Cc3cccc(C(F)(F)F)c3)CC2)c(C)c1
d.) CCCCOc1ccc(C(=O)Nc2ccc(S(=O)(=O)Nc3onc(C)c3C)cc2)cc1
Answer: b. Cn1c(CCN2CCCCC2)nc2cc(NC(=O)C3CCCCC3)ccc21
{#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#}
Cn1c(CCN2CCCCC2)nc2cc(NC(=O)C3CCCCC3)ccc21
Cn1c(CCN2CCCCC2)nc2cc(NC(=O)C3CCCCC3)ccc21
N-[1-methyl-2-(2-piperidin-1-ylethyl)benzimidazol-5-yl]cyclohexanecarboxamide