Task: Answer the MCQ question.
Question: Which drug exhibits a 4.787\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] O=C(Nc1ccc([N+](=O)[O-])cc1)C1CC1(c1ccccc1)c1ccccc1
[b] Cn1c(NC(=O)c2ccc3c(c2)OCO3)cc(=O)n(C)c1=O
[c] Cc1ccccc1CN1CCNC(=O)C1CC(=O)NCCN1CCCCC1=O
[d] CCN1CCCC1CNC(=O)c1cc(S(=O)(=O)CC)c(N)cc1OC
[e] CCOC(=O)c1[nH]cnc1C(=O)O
Answer: a. O=C(Nc1ccc([N+](=O)[O-])cc1)C1CC1(c1ccccc1)c1ccccc1
{#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#}
O=C(Nc1ccc([N+](=O)[O-])cc1)C1CC1(c1ccccc1)c1ccccc1
O=C(Nc1ccc([N+](=O)[O-])cc1)C1CC1(c1ccccc1)c1ccccc1
N-(4-nitrophenyl)-2,2-diphenylcyclopropane-1-carboxamide