Problem statement: Answer the multiple-choice question.
Query: Which drug has a -3.837\% 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 additional words.
Options:
[a] O=CN1CCN(C(C(=O)NC2CCCCC2)c2ccc(Cl)cc2)CC1
[b] CC1CCCCC1NC(=O)CO/N=C/c1ccc(OC(F)F)cc1
[c] Cc1ccc(-n2nc(C(=O)O)cc2-c2ccccc2)cc1
[d] CN(C)S(=O)(=O)c1cc(NC(=O)[C@H](Cc2ccccc2)N2C(=O)c3ccccc3C2=O)ccc1Cl
Answer: a. O=CN1CCN(C(C(=O)NC2CCCCC2)c2ccc(Cl)cc2)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#}
O=CN1CCN(C(C(=O)NC2CCCCC2)c2ccc(Cl)cc2)CC1
O=CN1CCN(C(C(=O)NC2CCCCC2)c2ccc(Cl)cc2)CC1
2-(4-chlorophenyl)-N-cyclohexyl-2-(4-formylpiperazin-1-yl)acetamide