Task: Answer the MCQ question.
Question: Which drug exhibits a -37.921% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) CC1CN(C)C(C)c2c1oc1ccc([N+](=O)[O-])cc21
b.) CC(C)(C)NC(=O)c1cc(NC(=O)c2ccco2)cc(NC(=O)c2ccco2)c1
c.) CC[n+]1c(/C=C/C=C/c2ccc(N(C)C)cc2)sc2ccccc21.[O-][Cl+3]([O-])([O-])[O-]
Answer: a. CC1CN(C)C(C)c2c1oc1ccc([N+](=O)[O-])cc21
{#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#}
CC1CN(C)C(C)c2c1oc1ccc([N+](=O)[O-])cc21
CC1CN(C)C(C)c2c1oc1ccc([N+](=O)[O-])cc21
1,2,4-trimethyl-8-nitro-3,4-dihydro-1H-[1]benzofuro[3,2-c]pyridine