Task: Answer the multiple-choice question.
Question: Which drug exhibits a -12.750% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CCOC(=O)c1c(S(=O)(=O)NCC(=O)N2CCN(c3ccccc3)CC2)c(C)n(C)c1C
b: NC(=O)CC[C@@H]1NC(=O)[C@H](CO)NC(=O)c2cc([N+](=O)[O-])cc(I)c2NCCC[C@@H](C(N)=O)NC(=O)[C@H](Cc2ccc(O)cc2)NC1=O
c: CCOC(=O)c1n[nH]c2ccccc12
d: O=C(CN1CCN(c2ccccn2)CC1)Nc1ccc(OCc2ccccc2)cc1
Answer: b. NC(=O)CC[C@@H]1NC(=O)[C@H](CO)NC(=O)c2cc([N+](=O)[O-])cc(I)c2NCCC[C@@H](C(N)=O)NC(=O)[C@H](Cc2ccc(O)cc2)NC1=O
{#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#}
NC(=O)CC[C@@H]1NC(=O)[C@H](CO)NC(=O)c2cc([N+](=O)[O-])cc(I)c2NCCC[C@@H](C(N)=O)NC(=O)[C@H](Cc2ccc(O)cc2)NC1=O
NC(=O)CC[C@@H]1NC(=O)[C@H](CO)NC(=O)c2cc([N+](=O)[O-])cc(I)c2NCCC[C@@H](C(N)=O)NC(=O)[C@H](Cc2ccc(O)cc2)NC1=O
(6S,9S,12S,15S)-12-(3-amino-3-oxopropyl)-15-(hydroxymethyl)-9-[(4-hydroxyphenyl)methyl]-22-iodo-20-nitro-8,11,14,17-tetraoxo-2,7,10,13,16-pentazabicyclo[16.4.0]docosa-1(18),19,21-triene-6-carboxamide