Task: Answer the multiple-choice question.
Question: Which drug exhibits a 12.328% 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 other words.
Options:
a) O=[N+]([O-])c1cc([N+](=O)[O-])c2cc(-c3cccnc3)[nH]c2c1
b) O=C(NCC1CCCO1)c1ccc[nH]1
c) CCC1=NN2C(=N)/C(=C\c3ccc(OCCOc4ccccc4OC)cc3)C(=O)N=C2S1
d) Cc1nc(C(=O)NNC(=O)c2c(-c3c(Cl)cccc3Cl)noc2C)cs1
Answer: b. O=C(NCC1CCCO1)c1ccc[nH]1
{#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#}
O=C(NCC1CCCO1)c1ccc[nH]1
O=C(NCC1CCCO1)c1ccc[nH]1
N-(oxolan-2-ylmethyl)-1H-pyrrole-2-carboxamide