Problem statement: Answer the MCQ question.
Question: Which drug has a 18.569\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CCOC(=O)c1c(CN2CCN(c3ccccc3)CC2)oc2cc(Br)c(O)cc12.Cl
(b) CCOC(=O)N1CCC(=NNc2nc(C)cc(=O)[nH]2)CC1
(c) O=C(c1ccc(N2CCN(C(=O)c3ccccc3)CC2)cc1)c1cccc(F)c1
(d) Cn1c(N)c(C(=O)COc2ccc(C#N)cc2)c(=O)n(C)c1=O
Answer: a. CCOC(=O)c1c(CN2CCN(c3ccccc3)CC2)oc2cc(Br)c(O)cc12.Cl
{#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#}
CCOC(=O)c1c(CN2CCN(c3ccccc3)CC2)oc2cc(Br)c(O)cc12.Cl
CCOC(=O)c1c(CN2CCN(c3ccccc3)CC2)oc2cc(Br)c(O)cc12.Cl
ethyl 6-bromo-5-hydroxy-2-[(4-phenylpiperazin-1-yl)methyl]-1-benzofuran-3-carboxylate;hydrochloride