Task: Answer the MCQ question.
Question: Which compound exhibits a 12.188\% 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) CCOc1cccc(N2C(=O)CC(n3cnc4ccccc43)C2=O)c1
b) Cl.OC12ONC(c3ccccn3)C1N1CCC2CC1
c) C/C(=N/NC(=O)CCc1ccccc1)c1ccco1
d) CC(=O)O[C@H]1CC[C@@]2(C)[C@@H](CC[C@H]3[C@@H]4CC[C@H](C(C)O)[C@@]4(C)CC(=O)[C@@H]32)C1
e) CC(C)c1cc(-c2cc(-c3ccc(Cl)cc3)on2)nc(NC2CCCC2)n1
Answer: b. Cl.OC12ONC(c3ccccn3)C1N1CCC2CC1
{#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#}
Cl.OC12ONC(c3ccccn3)C1N1CCC2CC1
Cl.OC12ONC(c3ccccn3)C1N1CCC2CC1
3-pyridin-2-yl-5-oxa-1,4-diazatricyclo[5.2.2.02,6]undecan-6-ol;hydrochloride