Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -10.736\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COc1ccccc1CCNC1C2CC3CC(C2)CC1C3
b) CCNC(=O)CSc1nc2cc([N+](=O)[O-])ccc2n1-c1cccc(C(F)(F)F)c1
c) COc1ccccc1N(C(=O)c1csnn1)C(C(=O)NC1CCCC1)c1ccccc1
Answer: b. CCNC(=O)CSc1nc2cc([N+](=O)[O-])ccc2n1-c1cccc(C(F)(F)F)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#}
CCNC(=O)CSc1nc2cc([N+](=O)[O-])ccc2n1-c1cccc(C(F)(F)F)c1
CCNC(=O)CSc1nc2cc([N+](=O)[O-])ccc2n1-c1cccc(C(F)(F)F)c1
N-ethyl-2-[5-nitro-1-[3-(trifluoromethyl)phenyl]benzimidazol-2-yl]sulfanylacetamide