Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 4.021\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] COc1ccc(N2CCN(c3ncnc4c3nnn4Cc3ccccc3Cl)CC2)cc1
[b] O=C(CNS(=O)(=O)c1ccc(Br)cc1Cl)OCC(=O)c1ccc[nH]1
[c] NC(=O)c1c(NC(=O)c2cccc(N3C(=O)CCC3=O)c2)sc2c1CCCCC2
[d] COc1ccc(C[C@H]2CN3C(=NC[C@H]3C)N2CCNC(=O)CCC2CCCCC2)cc1
[e] COCC(C)n1c(C)cc(C(=O)CSc2nnc(Nc3ccccc3F)s2)c1C
Answer: b. O=C(CNS(=O)(=O)c1ccc(Br)cc1Cl)OCC(=O)c1ccc[nH]1
{#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=C(CNS(=O)(=O)c1ccc(Br)cc1Cl)OCC(=O)c1ccc[nH]1
O=C(CNS(=O)(=O)c1ccc(Br)cc1Cl)OCC(=O)c1ccc[nH]1
[2-oxo-2-(1H-pyrrol-2-yl)ethyl] 2-[(4-bromo-2-chlorophenyl)sulfonylamino]acetate