Task: Answer the MCQ question.
Query: Which drug exhibits a 18.047% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. O=c1c2cc(-c3ccccc3)sc2nc2n1N=C(c1cccs1)CS2
b. O=C(O)/C=C/c1cn(-c2ccccc2)nc1-c1cccc([N+](=O)[O-])c1
c. CCn1c(=O)cc(SCC(=O)N2CCN(C3CCCCC3)CC2)c2ccccc21
d. O=C(Nc1ccccc1C(=O)N1CCCC1)c1ccc(Cl)c([N+](=O)[O-])c1
e. NNC(=O)CNc1cccc(Br)c1
Answer: b. O=C(O)/C=C/c1cn(-c2ccccc2)nc1-c1cccc([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_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(O)/C=C/c1cn(-c2ccccc2)nc1-c1cccc([N+](=O)[O-])c1
O=C(O)/C=C/c1cn(-c2ccccc2)nc1-c1cccc([N+](=O)[O-])c1
(E)-3-[3-(3-nitrophenyl)-1-phenylpyrazol-4-yl]prop-2-enoic acid