Task: Answer the multiple-choice question.
Question: Which drug exhibits a 7.564\% 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)c1ccc2c(c1)NC(=O)C(N1CCN(c3ccc(OC)cc3)CC1)S2
(b) CCN(CC)S(=O)(=O)c1ccc(NC2c3ncccc3C(=O)N2Cc2ccccc2)cc1
(c) Cc1ccc(C(=O)/C=C/c2ccc(Br)cc2)o1
(d) C=CCn1c(=O)c2ccccc2n2c(SCC(=O)c3ccccc3)nnc12
Answer: a. CCOC(=O)c1ccc2c(c1)NC(=O)C(N1CCN(c3ccc(OC)cc3)CC1)S2
{#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)c1ccc2c(c1)NC(=O)C(N1CCN(c3ccc(OC)cc3)CC1)S2
CCOC(=O)c1ccc2c(c1)NC(=O)C(N1CCN(c3ccc(OC)cc3)CC1)S2
ethyl 2-[4-(4-methoxyphenyl)piperazin-1-yl]-3-oxo-4H-1,4-benzothiazine-6-carboxylate