Task: Answer the MCQ question.
Question: Which drug exhibits a 0.713\% 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=[N+]([O-])c1ccc(OCCO)nc1
(b) CCc1cc(C(=O)OC)c(NC(=O)c2cc(Br)cs2)s1
(c) COc1ccc(S(=O)(=O)N2CCOC2CNC(=O)C(=O)NCc2cccnc2)cc1C
(d) S=C(Nc1ccccc1)N1CCN(C/C=C/c2ccccc2)CC1
Answer: b. CCc1cc(C(=O)OC)c(NC(=O)c2cc(Br)cs2)s1
{#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#}
CCc1cc(C(=O)OC)c(NC(=O)c2cc(Br)cs2)s1
CCc1cc(C(=O)OC)c(NC(=O)c2cc(Br)cs2)s1
methyl 2-[(4-bromothiophene-2-carbonyl)amino]-5-ethylthiophene-3-carboxylate