Task: Answer the MCQ question.
Query: Which drug exhibits a -17.329\% 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: COc1ccc(CNC(=O)COC(=O)CCOc2ccc(C)cc2)cc1
b: CCNC(=O)/C(=C/c1cccc([N+](=O)[O-])c1)NC(=O)c1ccc(C)cc1
c: O=C(O)C1CCN(c2ccc(S(=O)(=O)N3CCC(C(=O)O)CC3)cc2[N+](=O)[O-])CC1
d: O=C1COc2ccc(S(=O)(=O)N3CCCCCC3)cc2N1
Answer: b. CCNC(=O)/C(=C/c1cccc([N+](=O)[O-])c1)NC(=O)c1ccc(C)cc1
{#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)/C(=C/c1cccc([N+](=O)[O-])c1)NC(=O)c1ccc(C)cc1
CCNC(=O)/C(=C/c1cccc([N+](=O)[O-])c1)NC(=O)c1ccc(C)cc1
N-[(Z)-3-(ethylamino)-1-(3-nitrophenyl)-3-oxoprop-1-en-2-yl]-4-methylbenzamide