Problem statement: Answer the MCQ question.
Question: Which compound has a 12.906\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) Cc1cc(-c2ccccc2)nc(N(C)N)c1S(C)(=O)=O
(b) Cc1c(N2CCCC2)cc2c(c1NC(=O)c1ccccc1Cl)C(C)(C)CC2(C)C
(c) COc1cc(/C=C2\SC(=S)N(NC(=O)c3cccc(O)c3)C2=O)ccc1O
(d) CCCC(=O)Nc1ccc(N2CCN(C(=O)c3ccccc3C)CC2)cc1
(e) COCCN(Cc1cc2ccccc2[nH]c1=O)C(=O)c1ccccc1OC
Answer: b. Cc1c(N2CCCC2)cc2c(c1NC(=O)c1ccccc1Cl)C(C)(C)CC2(C)C
{#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#}
2-chloro-N-(1,1,3,3,5-pentamethyl-6-pyrrolidin-1-yl-2H-inden-4-yl)benzamide