Task: Answer the multiple choice question.
Question: Which drug exhibits a 4.772\% 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) S=C(NC1CCCCC1)N1CCCCC1
(b) COc1ccc(CCNC(=O)CSc2nnc3ccc(-c4cccnc4)nn23)cc1
(c) CS(=O)(=O)Nc1cccc(-c2cn3c(n2)SCC3)c1
(d) Cc1cc(OCC(=O)Nc2ccc(S(=O)(=O)N3CCN(C)CC3)cc2)cc(C)c1Cl
Answer: b. COc1ccc(CCNC(=O)CSc2nnc3ccc(-c4cccnc4)nn23)cc1
{#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#}
COc1ccc(CCNC(=O)CSc2nnc3ccc(-c4cccnc4)nn23)cc1
COc1ccc(CCNC(=O)CSc2nnc3ccc(-c4cccnc4)nn23)cc1
N-[2-(4-methoxyphenyl)ethyl]-2-[(6-pyridin-3-yl-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)sulfanyl]acetamide