Task: Answer the MCQ question.
Question: Which drug exhibits a 20.374\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a Nc1cccc(-c2cn3cc(C(F)(F)F)cc(Cl)c3n2)c1
b CCOC(=O)/C=C(/C)N1N=C(c2ccc(OC)cc2)CC1c1cccc([N+](=O)[O-])c1
Answer: b. CCOC(=O)/C=C(/C)N1N=C(c2ccc(OC)cc2)CC1c1cccc([N+](=O)[O-])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#}
CCOC(=O)/C=C(/C)N1N=C(c2ccc(OC)cc2)CC1c1cccc([N+](=O)[O-])c1
CCOC(=O)/C=C(/C)N1N=C(c2ccc(OC)cc2)CC1c1cccc([N+](=O)[O-])c1
ethyl (Z)-3-[5-(4-methoxyphenyl)-3-(3-nitrophenyl)-3,4-dihydropyrazol-2-yl]but-2-enoate