Task: Answer the MCQ question.
Question: Which compound has a -64.688% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CCOc1cc(-c2nc3ccccn3c2NCC2CCCO2)ccc1O
(b) O=C(N/N=C\c1ccc(Cl)s1)C1COc2ccccc2O1
(c) COc1ccc(-c2nn(-c3ccccc3)cc2/C=N/Nc2ccccn2)cc1
(d) O=C(Cc1cccs1)N(Cc1ccco1)C1(C(=O)NC2CCCCC2)CCCCC1
Answer: a. CCOc1cc(-c2nc3ccccn3c2NCC2CCCO2)ccc1O
{#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#}
CCOc1cc(-c2nc3ccccn3c2NCC2CCCO2)ccc1O
CCOc1cc(-c2nc3ccccn3c2NCC2CCCO2)ccc1O
2-ethoxy-4-[3-(oxolan-2-ylmethylamino)imidazo[1,2-a]pyridin-2-yl]phenol