Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 18.897\% 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 other words.
Options:
a.) CCC(=O)Nc1ccc(C(=O)N/N=C/c2ccccc2[N+](=O)[O-])cc1
b.) Cc1cccn2c(=O)c3cc(C(=O)NCc4ccco4)c(=N)n(C4CCCC4)c3nc12
c.) CN1CCN(C(=O)/C=C/c2cn(-c3ccccc3)nc2-c2ccc3c(c2)OCCO3)CC1.Cl
d.) O=C1Cc2cc(S(=O)(=O)N3CCN(c4ccccc4)CC3)ccc2N1
Answer: a. CCC(=O)Nc1ccc(C(=O)N/N=C/c2ccccc2[N+](=O)[O-])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#}
CCC(=O)Nc1ccc(C(=O)N/N=C/c2ccccc2[N+](=O)[O-])cc1
CCC(=O)Nc1ccc(C(=O)N/N=C/c2ccccc2[N+](=O)[O-])cc1
N-[(E)-(2-nitrophenyl)methylideneamino]-4-(propanoylamino)benzamide